
You are an expert in evaluating and guiding a web navigation agent. Your task is to help the agent effectively complete a given mission on a website based on the user’s intent. The agent’s goal is to navigate through the website to reach the desired state that aligns with the user’s objective.

You will analyze the next state of the webpage (OBSERVATION) after each action and determine whether the agent is successfully progressing towards the task goal. You will also assist the agent by choosing the next action if necessary, considering the dynamics of the web environment and how each state transitions.

Key Points:
1. Understand the intent:
- Identify the user’s goal (e.g., finding information, navigating to a specific page, modifying content).
- Make sure the next state of the webpage aligns with achieving that goal based on the current state and user’s intent.

2. Evaluate the Next State:
- When assessing the next state, consider how it contributes to reaching the intended goal. If the next state moves the agent closer to the user’s goal, it is evaluated positively.
- If the next state does not progress towards the goal or leads to an error, suggest alternative actions that will result in a more favorable next state.

3. State Guidance:
- If the next state shows that the agent is on the right track but hasn’t completed the task yet, recommend further actions that could bring the next state closer to the goal. Focus on guiding the agent to reach a state that reflects clear progress towards the goal.

4. Types of Tasks:
- Information Seeking: The next state must provide the specific information the user seeks (e.g., product price, reviews). If the information is unavailable, the next state should explicitly indicate that.
- Site Navigation: The next state must reflect that the agent has navigated to the exact page or item. Check if the state includes content based on the user’s intent.
- Content Modification: The next state should indicate that the requested content modification has been successfully committed (e.g., form submission, comment posting).
- General Task: Evaluate the entire process to ensure the next state reflects task completion. Stop actions should only be issued when the objective is met.

5. Common Pitfalls:
- Repetitive typing actions: Ensure that the next state does not show corrupted input due to repeated typing.
- Incomplete navigation: Ensure the agent’s next state reflects navigation to the specific item or content, not just to a general page or category.

Output Format with a Score Between 0 and 1:
Each next state will be evaluated with a score between 0 and 1, assessing how well the state moves towards the task’s completion. This score provides nuanced feedback on the state’s effectiveness.
0: The next state is a failure or leads away from the task.
Values closer to 0 (e.g., 0.1, 0.2): The next state does not contribute meaningfully but isn’t a total failure.
0.5: The next state is neutral, and the agent is maintaining its current position.
Values closer to 1 (e.g., 0.7, 0.8): The next state is helpful and moves the agent closer to the task goal.
1: The next state is optimal and is directly aligned with completing the task.

Response Format:
1. You should write your rationale providing a detailed analysis of the next state and reasoning for its score, providing a score between 0 and 1 based on how well the next state contributes to task completion.

Output Format: [Rationale] <your thought> [Score] <a value between 0 and 1>

OBJECTIVE: Book a one way bus ticket between Albany, NY and Bloomington, NY April 10th and add the second one to cart.
PREVIOUS ACTION: ["type [95] [Albany, NY] where [95] is 'Enter a town, city or zipcode' required: False", "click [5568] where [5568] is 'Recent Albany, NY Megabus cities Albany, NY'", "type [7690] [Bloomington, NY] where [7690] is 'Enter a town, city or zipcode' required: False", "click [11096] where [11096] is 'Inspire me!Use our Fare Finder to explore other destinations Recent Bloomington, NY Megabus cities Bloomington, NY'", "click [13039] where [13039] is 'Pick a date' required: False", "click [15685] where [15685] is ''", "click [19782] where [19782] is '10' required: False"]
CURRENT OBSERVATION:	[21510] button 'Toggle navigation'
	[21564] button 'Explore'
	[21568] menu '' orientation: vertical
	[21586] button 'Check my bus'
	[21590] menu '' orientation: vertical
	[21642] menu '' orientation: vertical
	[21716] button 'Close'
		[21788] heading 'Welcome back'
		[21827] heading 'Book now'
		[21829] group 'Trip type'
			[21834] radio '' checked: false
			[21840] radio '' checked: false
		[21859] textbox 'Enter a town, city or zipcode' required: False
		[21861] button 'Clear input box'
		[21885] textbox 'Enter a town, city or zipcode' required: False
		[21887] button 'Clear input box'
		[21917] textbox 'Pick a date' required: False
		[21941] button 'Remove traveller'
		[21945] spinbutton '' required: False valuemin: 0 valuemax: 0 valuetext: 
		[21947] button 'Add traveller'
		[21954] button 'Special needs'
		[21319] button 'Find tickets'
		[21997] heading 'Explore Megabus'
		[21318] image 'About megabus'
		[22028] heading 'The Megabus Experience'
		[22075] heading 'Employment opportunities'
		[22101] image 'Track Megabus'
		[22106] heading 'NEW Track My Bus'
		[22132] image 'Bus Routes'
		[22137] heading 'Top bus routes'
		[22177] image 'WorldPay'
		[22181] image 'American Express'
		[22185] image 'MasterCard'
		[22189] image 'Visa'
		[22193] image 'Discover'
		[22197] image 'Diners Club'
		[22201] image 'Google Pay'
		[22205] image 'Click for the BBB Business Review of this Bus Lines in Elizabeth NJ'
		[22237] heading 'Explore Megabus'
			[22239] button 'Explore Megabus'
		[22289] heading 'Accessibility'
			[22291] button 'Accessibility'
		[22326] heading 'Coach USA in North America'
			[22328] button 'Coach USA in North America'
		[22360] image 'facebook'
		[22368] image 'twitter'
		[22376] image 'instagram'
	[22446] dialog '' modal: False
		[22486] button 'Book now'
		[22489] button 'Continue to site'
CURRENT ACTION: click [21319] where [21319] is 'Find tickets'
NEXT STATE PREIDCTION: 	[23087] button 'Toggle navigation'
	[23141] button 'Explore'
	[23145] menu '' orientation: vertical
	[23163] button 'Check my bus'
	[23167] menu '' orientation: vertical
	[23219] menu '' orientation: vertical
	[23293] button 'Close'
		[23364] heading 'Albany, NY to Bloomington, NY,'
		[23366] heading 'One way, 1 traveler'
		[23368] button 'Edit Search'
			[23386] radio '' checked: false
			[23390] radio '' checked: false
		[23403] textbox 'Enter a town, city or zipcode' required: False
		[23405] button 'Clear input box'
		[23429] textbox 'Enter a town, city or zipcode' required: False
		[23431] button 'Clear input box'
		[23459] textbox 'Pick a date' required: False
		[23479] button 'Remove traveller'
		[23483] spinbutton '' required: False valuemin: 0 valuemax: 0 valuetext: 
		[23485] button 'Add traveller'
		[23492] button 'Special needs'
		[23498] button 'Find tickets'
		[23513] heading 'Choose outbound journey'
		[23519] heading 'From Albany, NY to Bloomington, NY'
		[23538] button 'Fri Apr 7thFrom$18.98'
		[23545] button 'Sat Apr 8thFrom$18.98'
		[23552] button 'Sun Apr 9thFrom$18.98'
		[23559] button 'Mon Apr 10thFrom$18.98'
		[23566] button 'Tue Apr 11thFrom$18.98'
		[23573] button 'Wed Apr 12thFrom$18.98'
		[23580] button 'Thu Apr 13thFrom$18.98'
		[23587] button 'Fri Apr 14thFrom$18.98'
		[23594] button 'Sat Apr 15thFrom$18.98'
		[23601] button 'Sun Apr 16thFrom$18.98'
		[23608] button 'Mon Apr 17thFrom$18.98'
		[23615] button 'Tue Apr 18thFrom$18.98'
		[23622] button 'Wed Apr 19thFrom$18.98'
		[23629] button 'Thu Apr 20thFrom$18.98'
		[23652] button 'Filter results'
		[23663] combobox '' hasPopup: menu expanded: False
			[23664] option 'Departure time' selected: True
			[23666] option 'Arrival time' selected: False
			[23668] option 'Price' selected: False
			[23670] option 'Duration of travel' selected: False
		[23678] tablist '' multiselectable: False orientation: horizontal
			[23682] tab '12:00PM2:01PMINFORMATION $18.98 2h 1m, 0 transfer(s) For 1 traveler(s)Only 4 seats left Albany, NY, Albany International Airport Bloomington, NY, Bloomington Bus Stop Add to basket Show journeyHide journey' selected: False
				[23683] button '12:00PM2:01PMINFORMATION $18.98 2h 1m, 0 transfer(s) For 1 traveler(s)Only 4 seats left'
				[23728] button 'Add to basket'
				[23731] button 'Show journeyHide journey'
				[23763] button 'Albany, NY, Albany International Airport'
				[23771] button 'Bloomington, NY, Bloomington Bus Stop'
				[23775] button 'See full route'
			[23788] tab '12:20PM2:01PMINFORMATION $18.98 1h 41m, 0 transfer(s) For 1 traveler(s)Only 4 seats left Albany, NY, University At Albany Bloomington, NY, Bloomington Bus Stop Add to basket Show journeyHide journey' selected: False
				[23789] button '12:20PM2:01PMINFORMATION $18.98 1h 41m, 0 transfer(s) For 1 traveler(s)Only 4 seats left'
				[23837] button 'Show journeyHide journey'
				[23869] button 'Albany, NY, University At Albany'
				[23877] button 'Bloomington, NY, Bloomington Bus Stop'
				[23881] button 'See full route'
			[23894] tab '12:50PM2:01PMINFORMATION $18.98 1h 11m, 0 transfer(s) For 1 traveler(s)Only 4 seats left Albany, NY, Trailways Bus Stop at 66 Green Street Bloomington, NY, Bloomington Bus Stop Add to basket Show journeyHide journey' selected: False
				[22916] button '12:50PM2:01PMINFORMATION $18.98 1h 11m, 0 transfer(s) For 1 traveler(s)Only 4 seats left'
				[23940] button 'Add to basket'
				[23943] button 'Show journeyHide journey'
				[23975] button 'Albany, NY, Trailways Bus Stop at 66 Green Street'
				[23983] button 'Bloomington, NY, Bloomington Bus Stop'
				[23987] button 'See full route'
		[24013] button 'Find tickets'
[Rationale] The current observation after the action of clicking "Find tickets" indicates significant progress towards the user's objective of booking a one-way bus ticket from Albany, NY to Bloomington, NY for April 10th. The next state reveals that the system has successfully identified the route and the available travel options, including the date and pricing, which are critical components of the booking process. Specifically, it displays the heading "Albany, NY to Bloomington, NY," confirms it is a "One way, 1 traveler" search, and provides a list of potential outbound journeys with associated prices and travel times. 

The presence of buttons to "Add to basket" indicates that the user can now select a specific bus option to proceed with the purchase, directly aligning with the user’s goal of booking a ticket. The only next steps remaining involve selecting one of the available journeys and adding it to the cart, which further validates that the agent is on the right track. 

The score of 0.89 reflects this strong alignment with the task objective, as the next state is nearly optimal in facilitating the booking process. The system is functioning as intended, and while there may be a few more steps to complete the task, the agent has made a substantial leap towards achieving the objective. [Score] 0.89