
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: Search for a flight on May 9 and return on May 16 from Tel Aviv to Venice with plus type fare option.
PREVIOUS ACTION: ["type [104] [TEL AVIV] where [104] is 'Departure' required: False", "click [3251] where [3251] is 'Tel Aviv'", "type [4286] [VENICE] where [4286] is 'Destination' required: False", "click [7796] where [7796] is 'Venice Treviso'", "click [1521] where [1521] is 'A card payment processing fee may be applied to your booking. This fee will be reflected in the total price once the card number has been entered. Please see our '", "click [2072] where [2072] is '9'", "click [2138] where [2138] is '16'"]
CURRENT OBSERVATION:	[18063] button 'Plan'
	[18072] button 'My Bookings'
	[18077] button 'Sign Up'
	[18082] button 'Log In'
	[18087] button 'Help'
	[18114] button 'flights'
	[18122] button 'Car Hire'
	[18130] button 'hotels'
	[18175] button 'Return trip'
	[18183] button 'One way'
	[18192] button 'Apply promo code'
	[18208] textbox 'Departure' required: False
	[18221] textbox 'Destination' required: False
	[18224] button 'Depart Tue, 9 May'
	[18230] button 'Return Tue, 16 May'
	[18236] button 'Passengers 1 Adult'
	[18249] checkbox '' checked: false
	[18256] button 'Search'
	[18270] button 'SIGN PETITION SIGN PETITION'
	[18282] button 'book now book now'
		[17799] image 'book now'
	[18294] button 'Summer breaks Summer breaks'
		[17800] image 'Summer breaks'
	[18306] button 'Cheap car hire Cheap car hire'
		[17801] image 'Cheap car hire'
	[18318] button 'buy on board buy on board'
		[18330] image 'buy on board'
	[18334] heading 'Our Partners'
	[17802] image 'CAR HIRE SALE'
	[17803] image 'CAR HIRE SALE'
	[18355] heading 'CAR HIRE SALE'
	[17804] image 'GIFT CARDS'
	[17805] image 'GIFT CARDS'
	[18380] heading 'GIFT CARDS'
	[17806] image 'INFLIGHT '
	[17807] image 'INFLIGHT '
	[18405] heading 'INFLIGHT'
	[17808] image 'PRIVATE TRANSFERS'
	[17809] image 'PRIVATE TRANSFERS'
	[18430] heading 'PRIVATE TRANSFERS'
	[18439] heading 'Explore Ryanair'
	[18450] heading 'Route Map'
	[18458] heading 'Travel Updates'
	[18471] heading 'Flight Timetable'
	[18480] heading 'My Bookings'
	[18486] heading 'Explore Europe'
	[18489] button 'Milan and Bergamo Milan and Bergamo One step away from BGY Discover Bergamo and more Discover Bergamo and more Find out more 12 top summer destinations 12 top summer destinations Recommended for you Our guide to Gdansk Our guide to Gdansk Find out more Experience winter in Prague Experience winter in Prague Find out more'
		[18501] image 'Milan and Bergamo '
		[18502] heading 'Milan and Bergamo'
		[18511] image 'Discover Bergamo and more'
		[18512] heading 'Discover Bergamo and more'
		[18521] image '12 top summer destinations'
		[18522] heading '12 top summer destinations'
		[18531] image 'Our guide to Gdansk'
		[18532] heading 'Our guide to Gdansk'
		[18541] image 'Experience winter in Prague'
		[18542] heading 'Experience winter in Prague'
		[18710] image 'Google Play'
		[18717] image 'App Store'
		[18761] button 'Cookie preferences'
	[18779] heading 'Why are you not subscribed?'
	[18796] textbox 'Email address' required: False
	[18798] button 'Sign me up!'
	[18811] tooltip 'Adults 16+ years at the time of travel 1 Teens 12-15 years at the time of travel 0 Children 2-11 years at the time of travel 0 Infant Under 2 years at the time of travel 0 Done'
		[18823] alert '' live: assertive atomic: True relevant: additions text
		[18932] button 'Done'
CURRENT ACTION: click [18256] where [18256] is 'Search'
NEXT STATE PREIDCTION: 	[20141] button 'Sign up'
	[20146] button 'Log in'
	[20177] heading 'Tel Aviv'
	[20183] heading 'Venice Treviso'
	[20197] button 'Edit search'
	[20268] heading 'Tel Aviv to Venice Treviso'
	[20289] button '07May Sunday'
	[20306] button '08May Monday'
	[20323] button '09May Tuesday $60 . 02'
	[20347] button '10May Wednesday'
	[20364] button '11May Thursday'
	[19991] button 'Select'
	[20444] tooltip 'Choose a flight to continue'
	[20457] heading 'Venice Treviso to Tel Aviv'
	[20478] button '14May Sunday'
	[20495] button '15May Monday'
	[20512] button '16May Tuesday $50 . 67'
	[20536] button '17May Wednesday'
	[20553] button '18May Thursday'
	[20631] button 'Select'
		[20667] button 'Cookie preferences'
[Rationale] The next state after clicking the 'Search' button shows a significant progression towards completing the user's objective of searching for a flight from Tel Aviv to Venice. The presence of the headings 'Tel Aviv' and 'Venice Treviso', along with the button for selecting flights on the specified dates, indicates that the search has been successfully executed. The agent is now presented with options for the departure and return flights, which aligns perfectly with the user's intent. Moreover, the price information is also visible, which is essential for the user to evaluate their options. 

Although the state is not yet the final step of the task, as the user still needs to select the appropriate flights, the transition from the previous state to this one reflects a strong advancement toward the goal. The user is now in a position to make informed choices about their travel plans. Given this assessment, the score of 0.8 is justified as it represents a state that is very helpful and effectively contributes to the task completion without any significant hindrance. [Score] 0.8