
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: check flight status with flight number 2819 on 18th of March.
PREVIOUS ACTION: ["click [135] where [135] is 'FLIGHT STATUS' selected: False"]
CURRENT OBSERVATION:	[2519] image 'Search'
	[2428] image 'Delta Air Lines'
	[2430] image 'Skyteam'
	[2529] tablist '' multiselectable: False orientation: horizontal
		[2534] tab 'BOOK' selected: False
		[2537] tab 'CHECK-IN' selected: False
		[2540] tab 'MY TRIPS' selected: False
		[2543] tab 'FLIGHT STATUS' selected: False
		[2546] tab 'Travel Info ' selected: False
		[2548] tab 'Travel Info' selected: False
		[2553] tab 'SkyMiles ' selected: False
		[2555] tab 'SkyMiles' selected: False
		[2560] tab 'Need Help? ' selected: False
		[2562] tab 'Need Help?' selected: False
	[2577] button 'Log in'
	[2433] image 'Notification'
	[2432] image 'Search'
		[2614] textbox '' required: False
		[2434] button 'Search by date required selected as 15 March 2023, WednesdayWed, Mar 15'
		[2634] spinbutton 'ex. 1049' required: False valuemin: 0 valuemax: 0 valuetext: 
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Submit'
			[2665] button 'Submit'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
	[2661] button 'Reverse origin and destination city or airport'
	[2661] button 'Reverse origin and destination city or airport'
	[2661] button 'Reverse origin and destination city or airport'
	[2661] button 'Reverse origin and destination city or airport'
	[2661] button 'Reverse origin and destination city or airport'
	[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button 'Reverse origin and destination city or airport'
		[2661] button "EXPLORE BOSTON'S HISTORIC SITES"
				[2742] LayoutTableCell 'Business Owners: Limited Time OfferEARN 75,000 BONUS MILES'
				[2750] LayoutTableCell 'Plus, Card Members enjoy your first checked bag free on Delta flights. Offer ends 3/29/23. Terms apply. See offer >'
		[2875] heading 'Supporting You Through Your Travel Journey'
		[3134] image 'Search'
		[3139] heading 'Popular Topics:'
		[3159] heading 'About Delta'
		[3209] heading 'Customer Service'
		[3235] heading 'Site Support'
		[3273] heading 'Policies'
		[3349] image 'Facebook'
		[3351] image 'Twitter'
	[3373] dialog '' modal: False
		[3375] image ' Play Icon '
CURRENT ACTION: click [2434] where [2434] is 'Search by date required selected as 15 March 2023, WednesdayWed, Mar 15'
NEXT STATE PREIDCTION: 	[4914] image 'Search'
	[4824] image 'Delta Air Lines'
	[4826] image 'Skyteam'
	[4924] tablist '' multiselectable: False orientation: horizontal
		[4929] tab 'BOOK' selected: False
		[4932] tab 'CHECK-IN' selected: False
		[4935] tab 'MY TRIPS' selected: False
		[4938] tab 'FLIGHT STATUS' selected: False
		[4941] tab 'Travel Info ' selected: False
		[4943] tab 'Travel Info' selected: False
		[4948] tab 'SkyMiles ' selected: False
		[4950] tab 'SkyMiles' selected: False
		[4955] tab 'Need Help? ' selected: False
		[4957] tab 'Need Help?' selected: False
	[4972] button 'Log in'
	[4829] image 'Notification'
	[4828] image 'Search'
		[5009] textbox '' required: False
		[5012] button 'Search by date required selected as 15 March 2023, WednesdayWed, Mar 15'
			[5342] button 'Clear'
			[5344] button 'done'
		[5352] spinbutton 'ex. 1049' required: False valuemin: 0 valuemax: 0 valuetext: 
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Submit'
			[5383] button 'Submit'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
	[5379] button 'Reverse origin and destination city or airport'
	[5379] button 'Reverse origin and destination city or airport'
	[5379] button 'Reverse origin and destination city or airport'
	[5379] button 'Reverse origin and destination city or airport'
	[5379] button 'Reverse origin and destination city or airport'
	[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button 'Reverse origin and destination city or airport'
		[5379] button "EXPLORE BOSTON'S HISTORIC SITES"
				[5461] LayoutTableCell 'Business Owners: Limited Time OfferEARN 75,000 BONUS MILES'
				[5469] LayoutTableCell 'Plus, Card Members enjoy your first checked bag free on Delta flights. Offer ends 3/29/23. Terms apply. See offer >'
		[5594] heading 'Supporting You Through Your Travel Journey'
		[5853] image 'Search'
		[5858] heading 'Popular Topics:'
		[5878] heading 'About Delta'
		[5928] heading 'Customer Service'
		[5954] heading 'Site Support'
		[5992] heading 'Policies'
		[6068] image 'Facebook'
		[6070] image 'Twitter'
	[6092] dialog '' modal: False
		[6094] image ' Play Icon '
[Rationale] The current state after the action of clicking 'Search by date' is partially aligned with the user's objective of checking the flight status for flight number 2819 on March 18. However, it does not provide immediate progress towards that goal. The agent is still on a page with a search button and a text box, but the flight number field appears to be unfilled, and the date remains set to March 15 instead of the intended March 18. This indicates that the agent has not yet inputted the necessary flight number or changed the date to March 18, which are critical steps to achieve the objective. The next state is somewhat neutral in that it does not move towards completion but does not completely derail the progress either. Therefore, the score reflects that there is some progress but significant steps are still needed before the task can be considered complete. [Score] 0.33