
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: Order one TAHE inflatable stand up paddle board using my default account/shipping info.
PREVIOUS ACTION: ["click [3201] where [3201] is 'Water'", "click [3982] where [3982] is 'Paddle Boards'", 'click [40046] where [40046] is \'TAHE Beach SUP-Yak Tandem Inflatable Stand Up Paddle Board with Paddles - 11\\\'6" 0\'', "click [72692] where [72692] is 'Add to cart$799.95'", "click [19487] where [19487] is 'Cart & Checkout '", "click [14004] where [14004] is 'Proceed to checkout'", "click [130408] where [130408] is 'Continue without membership'", "click [131654] where [131654] is 'Continue'"]
CURRENT OBSERVATION:	[134454] image 'Return to the REI.com homepage'
		[134634] heading 'Items to ship'
		[134645] button 'Important shipping & pickup info for employees'
		[134649] heading 'Shipping to'
		[134686] button 'Change shipping address'
			[134701] heading 'Shipping methods'
			[134713] button 'Change shipping method'
			[134728] radio '' checked: false
			[134737] radio '' checked: false
			[134746] radio '' checked: false
			[134789] heading 'Is this order a gift?'
			[134802] button 'Continue'
		[134810] heading 'Order summary'
				[134832] button 'Tax information'
		[134857] button 'Give us feedback'
		[134950] button '1-800-426-4840'
		[134976] button 'Your Privacy Choices'
	[135030] button ' Live chat '
		[135031] image ' Live chat '
	[134457] dialog '' modal: False
			[135046] heading 'Confirm your billing address'
			[135082] radio '' checked: false
			[135106] radio '' checked: false
			[134456] button 'Continue with this address'
	[135117] alert '' live: assertive atomic: True relevant: additions text
CURRENT ACTION: click [134456] where [134456] is 'Continue with this address'
NEXT STATE PREIDCTION: 	[135995] image 'Return to the REI.com homepage'
		[136174] heading 'Items to ship'
		[136184] button 'Important shipping & pickup info for employees'
		[136188] heading 'Shipping to'
		[136225] button 'Change shipping address'
			[136240] heading 'Shipping methods'
			[136252] button 'Change shipping method'
			[136267] radio '' checked: false
			[136276] radio '' checked: false
			[136285] radio '' checked: false
			[135994] image 'TAHE Beach SUP-Yak Tandem Inflatable Stand Up Paddle Board with Paddles - 11\'6"'
			[136328] heading 'Is this order a gift?'
		[136348] heading 'Order summary'
				[136370] button 'Tax information'
		[136395] button 'Give us feedback'
		[136488] button '1-800-426-4840'
		[136514] button 'Your Privacy Choices'
	[136568] button ' Live chat '
		[136569] image ' Live chat '
	[136578] alert '' live: assertive atomic: True relevant: additions text
[Rationale] The next state reflects significant progress towards the user's objective of ordering the TAHE inflatable stand-up paddle board. By clicking the 'Continue with this address' button, the agent moves forward in the checkout process, which is essential for completing the order. The presence of the order summary and the item details confirms that the user is still focused on the correct product. Additionally, the interface retains the critical elements necessary for completing the order, such as the shipping information and options to change details if needed.

The current state suggests that the user is on the verge of finalizing their order, as the necessary steps to confirm shipping and billing information are in place. This indicates that the agent's action has been effective and has led to a state that is very close to completing the task, just requiring the final confirmation to finalize the purchase. The only reason it doesn't receive a perfect score of 1 is that the order is not yet completed, and the user still needs to confirm payment or shipping details.

Overall, this next state is highly favorable and aligns well with the user's intent to complete the order. [Score] 0.9