<|im_start|>system
You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
<|im_end|>
<|im_start|>user
You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 

<|actionspace_start|>
Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
1. input:
Action: Type text into an input field to search for a specific product. 
Action Argument: the input_text is the specific text entered by the customer.
{
"timestamp": "timestamp",
"action": "input",
"action_argument": "input_text",
}

2. click:
Action: Click on a UI interface button or clickable element on the Amazon website.
Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "clickable_name",
}

3. click_product:
Action: Click on product links or product images.
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
{
"timestamp": "timestamp",
"action": "click_product",
"action_argument": "product_asin",
}

4. purchase:
Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
{
"timestamp": "timestamp",
"action": "purchase",
"action_argument": "product_asin",
}
<|actionspace_end|>

<|memory_start|>
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-18T21:35:45.605Z", "action": "input", "action_argument": "ftrdd"}
{"timestamp": "2025-04-18T21:35:45.819Z", "action": "click", "action_argument": "search"}
<|action_end|>

<|observation_start|>
Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
"promotion_items": [{"title": "YESNO\nSummer Casual Bohemian Floral Dresses for Women Puff Short Sleeve Long Maxi Dress with Pockets ETX", "asin": "B0CZHD54LS", "price": "$41.99", "quantity": ""},
{"title": "dowerme\nWomen's Summer Casual Dresses 2025 Cap Ruffle Sleeve V Neck Button Belted Tiered Boho Maxi Dress with Pockets", "asin": "B0CT8JHHHB", "price": "$52.99", "quantity": ""},
{"title": "Wkior\nShift Dress for Women V Neck Short Sleeves Solid Color Casual Flowy Summer Dresses(S-2XL)", "asin": "B09T9KL647", "price": "$37.99", "quantity": ""},
{"title": "YESNO\nWomen Casual Loose Bohemian Floral Dress with Pockets Short Sleeve Long Maxi Summer Beach Swing Dress EJF", "asin": "B0943Q2Z4X", "price": "$33.19", "quantity": ""},
{"title": "PRETTYGARDEN\nWomen's Summer Casual Boho Dress Floral Print Ruffle Puff Short Sleeve Flowy Midi Beach Party Dresses", "asin": "B08X796Q63", "price": "$36.79", "quantity": ""},
{"title": "Wkior\nShift Dress for Women V Neck Short Sleeves Solid Color Casual Flowy Summer Dresses(S-2XL)", "asin": "B0BWLVMLVZ", "price": "$34.19", "quantity": ""},
{"title": "Newshows\nWomens 2025 Summer Dress Halter Wedding Guest Casual Beach Vacation Outfits Belted Sundresses with Pockets", "asin": "B09YVC4V8F", "price": "$28.99", "quantity": ""},
{"title": "QINSEN\nWomens Crew Neck Tennis Dress Sleeveless Side Slit Golf Athletic Dress Build in Shorts with Pockets", "asin": "B0DRF3NL98", "price": "$36.99", "quantity": ""},
{"title": "OFEEFAN\nWomens Summer Dresses 2025 Loose V Neck Sleeveless Sundresses Swimsuit Coverup with Pockets Floral/Plain/Eyelet", "asin": "B0CWVN7K59", "price": "$13.99", "quantity": ""},
{"title": "PRETTYGARDEN\nWomen's Summer Floral Boho Dress Wrap V Neck Short Sleeve Ruffle A-Line Flowy Maxi Wedding Guest Dresses", "asin": "B09Y5KZ7PB", "price": "$38.39", "quantity": ""}],
"ads": [{"title": "BTFBM Women Casual Summer Dresses 2025 Spring Crew Neck Ruffle Short Sleeve Floral Print Smocked Boho Flowy Maxi Dress", "asin": "B09WKD4YQJ"},
{"title": "BTFBM Women V Neck Summer Dress 2025 Cap Sleeve Swiss Dot Boho Flowy Ruffle Slit Beach Party Long Maxi Cocktail Dresses", "asin": "B0BXKJM151"},
{"title": "BTFBM 2025 Women Button Down Ruched Shirt Dresses Short Sleeve Lapel V Neck Elegant Party Spring Summer Maxi Satin Dress", "asin": "B0BKRFCPKH"}],
"search_results": [{"title": "Women's Carlota Strapless Linen Maxi Dress", "asin": "B0CK1M3K7Y", "delivery": " Two-Day FREE delivery Sun, Apr 20 Only 1 left in stock - order soon."},
{"title": "2025 Women Summer Round Neck Casual Loose Split Wrinkle-Free Long Maxi Vacation Dress with Pockets (XS-3XL)", "asin": "B0CR5PGNS2", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Sundress Summer Floral Short Sleeve Wrap V Neck A-Line Midi Dress", "asin": "B09PD9PG73", "delivery": " Overnight FREE delivery Overnight 4 AM - 8 AM"},
{"title": "Womens Summer Dress Mock Neck Short Sleeve Bodycon Party Club Mini Dresses", "asin": "B0DPQNB617", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Mini Summer Dresses 2025 Going Out Off The Shoulder Bodycon Sexy Party Club Spring Fashion Outfits", "asin": "B0DQY6XK4J", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's 2025 Summer Boho Floral Print Square Neck Ruffle Swing Beach Long Maxi Dress", "asin": "B09W9BX7F8", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Square Neck Ruffle Hem Mini Dress Ruched Waist Short Party Dresses", "asin": "B0DK1B2RFK", "delivery": " Overnight FREE delivery Overnight 4 AM - 8 AM"},
{"title": "Women's Mini Dresses Casual Spring V Neck Chiffon Long Peasant Sleeves Flowy Summer Dress", "asin": "B0BCL4R2LT", "delivery": " Two-Day FREE delivery Sun, Apr 20"},
{"title": "Women's Britt Tiered Maxi Tent Dress", "asin": "B0833MZKR7", "delivery": " Two-Day FREE delivery Sun, Apr 20"},
{"title": "Women's Summer Casual Boho Dress Floral Print Ruffle Puff Short Sleeve Flowy Midi Beach Party Dresses", "asin": "B09Z5X9B86", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Summer Casual Slip Dresses Spaghetti Strap Bodycon Maxi Dress", "asin": "B0BQ37LFMN", "delivery": " Overnight FREE delivery Overnight 4 AM - 8 AM"},
{"title": "Women's Striped Back Smocked Maxi Dress Sexy Spaghetti Strap Cut Out Flowy Swing Long Dress", "asin": "B0CY2JDDJQ", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women Summer Bohemian Floral Casual Wrap V Neck Ruffle Cap Sleeveless Belt A-Line Pleated Hem Midi Sun Dress White", "asin": "B091CLWZZB", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Boat Neck Going Out Mini Dress Summer Party Club Bodycon Dresses", "asin": "B0DR1RQ9SD", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Summer Dresses 2025 Loose V Neck Sleeveless Sundresses Swimsuit Coverup with Pockets Floral/Plain/Eyelet", "asin": "B0CWVMP1GC", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Summer Sundress Sleeveless Halter Neck Spring 2025 Floral with Pocket Elastic Waist Ruffle Mini Dresses", "asin": "B0BSC3Z6ZS", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Half Button Down Linen Dress 3/4 Sleeve Casual Crewneck Midi Knee Length Dresses with Pockets", "asin": "B0CB14Z72Q", "delivery": "$2.99 delivery May 1 - 13"},
{"title": "Women's 2025 Summer Spaghetti Straps Sleeveless Backless Sundress Flowy Smocked Lace Swing A Line Midi Dress", "asin": "B0CTKJBWGR", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "3 Piece Womens Summer Ribbed Tank Dress Scoop Neck Sleeveless Tank Top Dresses Basic Bodycon Mini Dress", "asin": "B0BYN6GDYK", "delivery": " One-Day FREE delivery Tomorrow, Apr 19 Or FREE delivery Overnight 4 AM - 8 AM on $25 of qualifying items"},
{"title": "Women's Summer Short Sleeve Casual Dresses V-Neck Floral Party Dress with Pockets", "asin": "B09MCN6DPG", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Dresses 2025 Spring Summer Deep V Neck Elegant Bow tie Mini Dress S-XL", "asin": "B0C1GQDX9Z", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Summer Striped Short Sleeve T Shirt Dress Casual Tie Waist with Pockets", "asin": "B089SXZD8Z", "delivery": "FREE delivery Thu, Apr 24 for Prime members"},
{"title": "Womens Dress Long Lantern Sleeve Square Neck Tie Backless Sexy Dress Ruffle Elastic Waist A-Line Mini Dress", "asin": "B0B8SCNVGH", "delivery": " Two-Day FREE delivery Sun, Apr 20"},
{"title": "Women's Flowy Casual Mini Dresses 2025 Summer Graduation Smocked V Neck Vacation Dress Dress with Pockets", "asin": "B0BYJ8XC27", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's V Neck Ribbed Knit Maxi Dress Button Short Sleeve Slim Fit Bodycon Sweater Dress", "asin": "B0CRKPBVVH", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Summer Dresses 2025 V-Neck Drawstring Ruffle Cap Short Sleeve Side Pockets Mini Dress Sundress", "asin": "B0CFJGS7N5", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"}]
<|observation_end|>

# Output Format
Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
"<answer>
{
"timestamp": "2025-04-18T21:47:53.741Z", // the timestamp when this action occurs.
"action": "string", // select one plausible action from: input, click_product, purchase, or click.
"acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
}
</answer>"

<|im_end|>
<|im_start|>assistant
<think>

user
<|im_start|>system
You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
<|im_end|>
<|im_start|>user
You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 

<|actionspace_start|>
Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
1. input:
Action: Type text into an input field to search for a specific product. 
Action Argument: the input_text is the specific text entered by the customer.
{
"timestamp": "timestamp",
"action": "input",
"action_argument": "input_text",
}

2. click:
Action: Click on a UI interface button or clickable element on the Amazon website.
Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "clickable_name",
}

3. click_product:
Action: Click on product links or product images.
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
{
"timestamp": "timestamp",
"action": "click_product",
"action_argument": "product_asin",
}

4. purchase:
Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
{
"timestamp": "timestamp",
"action": "purchase",
"action_argument": "product_asin",
}
<|actionspace_end|>

<|memory_start|>
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-18T21:35:45.605Z", "action": "input", "action_argument": "ftrdd"}
{"timestamp": "2025-04-18T21:35:45.819Z", "action": "click", "action_argument": "search"}
<|action_end|>

<|observation_start|>
Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
"promotion_items": [{"title": "YESNO\nSummer Casual Bohemian Floral Dresses for Women Puff Short Sleeve Long Maxi Dress with Pockets ETX", "asin": "B0CZHD54LS", "price": "$41.99", "quantity": ""},
{"title": "dowerme\nWomen's Summer Casual Dresses 2025 Cap Ruffle Sleeve V Neck Button Belted Tiered Boho Maxi Dress with Pockets", "asin": "B0CT8JHHHB", "price": "$52.99", "quantity": ""},
{"title": "Wkior\nShift Dress for Women V Neck Short Sleeves Solid Color Casual Flowy Summer Dresses(S-2XL)", "asin": "B09T9KL647", "price": "$37.99", "quantity": ""},
{"title": "YESNO\nWomen Casual Loose Bohemian Floral Dress with Pockets Short Sleeve Long Maxi Summer Beach Swing Dress EJF", "asin": "B0943Q2Z4X", "price": "$33.19", "quantity": ""},
{"title": "PRETTYGARDEN\nWomen's Summer Casual Boho Dress Floral Print Ruffle Puff Short Sleeve Flowy Midi Beach Party Dresses", "asin": "B08X796Q63", "price": "$36.79", "quantity": ""},
{"title": "Wkior\nShift Dress for Women V Neck Short Sleeves Solid Color Casual Flowy Summer Dresses(S-2XL)", "asin": "B0BWLVMLVZ", "price": "$34.19", "quantity": ""},
{"title": "Newshows\nWomens 2025 Summer Dress Halter Wedding Guest Casual Beach Vacation Outfits Belted Sundresses with Pockets", "asin": "B09YVC4V8F", "price": "$28.99", "quantity": ""},
{"title": "QINSEN\nWomens Crew Neck Tennis Dress Sleeveless Side Slit Golf Athletic Dress Build in Shorts with Pockets", "asin": "B0DRF3NL98", "price": "$36.99", "quantity": ""},
{"title": "OFEEFAN\nWomens Summer Dresses 2025 Loose V Neck Sleeveless Sundresses Swimsuit Coverup with Pockets Floral/Plain/Eyelet", "asin": "B0CWVN7K59", "price": "$13.99", "quantity": ""},
{"title": "PRETTYGARDEN\nWomen's Summer Floral Boho Dress Wrap V Neck Short Sleeve Ruffle A-Line Flowy Maxi Wedding Guest Dresses", "asin": "B09Y5KZ7PB", "price": "$38.39", "quantity": ""}],
"ads": [{"title": "BTFBM Women Casual Summer Dresses 2025 Spring Crew Neck Ruffle Short Sleeve Floral Print Smocked Boho Flowy Maxi Dress", "asin": "B09WKD4YQJ"},
{"title": "BTFBM Women V Neck Summer Dress 2025 Cap Sleeve Swiss Dot Boho Flowy Ruffle Slit Beach Party Long Maxi Cocktail Dresses", "asin": "B0BXKJM151"},
{"title": "BTFBM 2025 Women Button Down Ruched Shirt Dresses Short Sleeve Lapel V Neck Elegant Party Spring Summer Maxi Satin Dress", "asin": "B0BKRFCPKH"}],
"search_results": [{"title": "Women's Carlota Strapless Linen Maxi Dress", "asin": "B0CK1M3K7Y", "delivery": " Two-Day FREE delivery Sun, Apr 20 Only 1 left in stock - order soon."},
{"title": "2025 Women Summer Round Neck Casual Loose Split Wrinkle-Free Long Maxi Vacation Dress with Pockets (XS-3XL)", "asin": "B0CR5PGNS2", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Sundress Summer Floral Short Sleeve Wrap V Neck A-Line Midi Dress", "asin": "B09PD9PG73", "delivery": " Overnight FREE delivery Overnight 4 AM - 8 AM"},
{"title": "Womens Summer Dress Mock Neck Short Sleeve Bodycon Party Club Mini Dresses", "asin": "B0DPQNB617", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Mini Summer Dresses 2025 Going Out Off The Shoulder Bodycon Sexy Party Club Spring Fashion Outfits", "asin": "B0DQY6XK4J", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's 2025 Summer Boho Floral Print Square Neck Ruffle Swing Beach Long Maxi Dress", "asin": "B09W9BX7F8", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Square Neck Ruffle Hem Mini Dress Ruched Waist Short Party Dresses", "asin": "B0DK1B2RFK", "delivery": " Overnight FREE delivery Overnight 4 AM - 8 AM"},
{"title": "Women's Mini Dresses Casual Spring V Neck Chiffon Long Peasant Sleeves Flowy Summer Dress", "asin": "B0BCL4R2LT", "delivery": " Two-Day FREE delivery Sun, Apr 20"},
{"title": "Women's Britt Tiered Maxi Tent Dress", "asin": "B0833MZKR7", "delivery": " Two-Day FREE delivery Sun, Apr 20"},
{"title": "Women's Summer Casual Boho Dress Floral Print Ruffle Puff Short Sleeve Flowy Midi Beach Party Dresses", "asin": "B09Z5X9B86", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Summer Casual Slip Dresses Spaghetti Strap Bodycon Maxi Dress", "asin": "B0BQ37LFMN", "delivery": " Overnight FREE delivery Overnight 4 AM - 8 AM"},
{"title": "Women's Striped Back Smocked Maxi Dress Sexy Spaghetti Strap Cut Out Flowy Swing Long Dress", "asin": "B0CY2JDDJQ", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women Summer Bohemian Floral Casual Wrap V Neck Ruffle Cap Sleeveless Belt A-Line Pleated Hem Midi Sun Dress White", "asin": "B091CLWZZB", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Boat Neck Going Out Mini Dress Summer Party Club Bodycon Dresses", "asin": "B0DR1RQ9SD", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Summer Dresses 2025 Loose V Neck Sleeveless Sundresses Swimsuit Coverup with Pockets Floral/Plain/Eyelet", "asin": "B0CWVMP1GC", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Summer Sundress Sleeveless Halter Neck Spring 2025 Floral with Pocket Elastic Waist Ruffle Mini Dresses", "asin": "B0BSC3Z6ZS", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Half Button Down Linen Dress 3/4 Sleeve Casual Crewneck Midi Knee Length Dresses with Pockets", "asin": "B0CB14Z72Q", "delivery": "$2.99 delivery May 1 - 13"},
{"title": "Women's 2025 Summer Spaghetti Straps Sleeveless Backless Sundress Flowy Smocked Lace Swing A Line Midi Dress", "asin": "B0CTKJBWGR", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "3 Piece Womens Summer Ribbed Tank Dress Scoop Neck Sleeveless Tank Top Dresses Basic Bodycon Mini Dress", "asin": "B0BYN6GDYK", "delivery": " One-Day FREE delivery Tomorrow, Apr 19 Or FREE delivery Overnight 4 AM - 8 AM on $25 of qualifying items"},
{"title": "Women's Summer Short Sleeve Casual Dresses V-Neck Floral Party Dress with Pockets", "asin": "B09MCN6DPG", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Dresses 2025 Spring Summer Deep V Neck Elegant Bow tie Mini Dress S-XL", "asin": "B0C1GQDX9Z", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Summer Striped Short Sleeve T Shirt Dress Casual Tie Waist with Pockets", "asin": "B089SXZD8Z", "delivery": "FREE delivery Thu, Apr 24 for Prime members"},
{"title": "Womens Dress Long Lantern Sleeve Square Neck Tie Backless Sexy Dress Ruffle Elastic Waist A-Line Mini Dress", "asin": "B0B8SCNVGH", "delivery": " Two-Day FREE delivery Sun, Apr 20"},
{"title": "Women's Flowy Casual Mini Dresses 2025 Summer Graduation Smocked V Neck Vacation Dress Dress with Pockets", "asin": "B0BYJ8XC27", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's V Neck Ribbed Knit Maxi Dress Button Short Sleeve Slim Fit Bodycon Sweater Dress", "asin": "B0CRKPBVVH", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Summer Dresses 2025 V-Neck Drawstring Ruffle Cap Short Sleeve Side Pockets Mini Dress Sundress", "asin": "B0CFJGS7N5", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"}]
<|observation_end|>

# Output Format
Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
"<answer>
{
"timestamp": "2025-04-18T21:47:53.741Z", // the timestamp when this action occurs.
"action": "string", // select one plausible action from: input, click_product, purchase, or click.
"acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
}
</answer>"

<|im_end|>
<|im_start|>assistant
<think>

<|im_start|>system
You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
<|im_end|>
<|im_start|>user
You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 

<|actionspace_start|>
Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
1. input:
Action: Type text into an input field to search for a specific product. 
Action Argument: the input_text is the specific text entered by the customer.
{
"timestamp": "timestamp",
"action": "input",
"action_argument": "input_text",
}

2. click:
Action: Click on a UI interface button or clickable element on the Amazon website.
Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "clickable_name",
}

3. click_product:
Action: Click on product links or product images.
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
{
"timestamp": "timestamp",
"action": "click_product",
"action_argument": "product_asin",
}

4. purchase:
Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
{
"timestamp": "timestamp",
"action": "purchase",
"action_argument": "product_asin",
}
<|actionspace_end|>

<|memory_start|>
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-18T21:35:45.605Z", "action": "input", "action_argument": "ftrdd"}
{"timestamp": "2025-04-18T21:35:45.819Z", "action": "click", "action_argument": "search"}
<|action_end|>

<|observation_start|>
Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
"promotion_items": [{"title": "YESNO\nSummer Casual Bohemian Floral Dresses for Women Puff Short Sleeve Long Maxi Dress with Pockets ETX", "asin": "B0CZHD54LS", "price": "$41.99", "quantity": ""},
{"title": "dowerme\nWomen's Summer Casual Dresses 2025 Cap Ruffle Sleeve V Neck Button Belted Tiered Boho Maxi Dress with Pockets", "asin": "B0CT8JHHHB", "price": "$52.99", "quantity": ""},
{"title": "Wkior\nShift Dress for Women V Neck Short Sleeves Solid Color Casual Flowy Summer Dresses(S-2XL)", "asin": "B09T9KL647", "price": "$37.99", "quantity": ""},
{"title": "YESNO\nWomen Casual Loose Bohemian Floral Dress with Pockets Short Sleeve Long Maxi Summer Beach Swing Dress EJF", "asin": "B0943Q2Z4X", "price": "$33.19", "quantity": ""},
{"title": "PRETTYGARDEN\nWomen's Summer Casual Boho Dress Floral Print Ruffle Puff Short Sleeve Flowy Midi Beach Party Dresses", "asin": "B08X796Q63", "price": "$36.79", "quantity": ""},
{"title": "Wkior\nShift Dress for Women V Neck Short Sleeves Solid Color Casual Flowy Summer Dresses(S-2XL)", "asin": "B0BWLVMLVZ", "price": "$34.19", "quantity": ""},
{"title": "Newshows\nWomens 2025 Summer Dress Halter Wedding Guest Casual Beach Vacation Outfits Belted Sundresses with Pockets", "asin": "B09YVC4V8F", "price": "$28.99", "quantity": ""},
{"title": "QINSEN\nWomens Crew Neck Tennis Dress Sleeveless Side Slit Golf Athletic Dress Build in Shorts with Pockets", "asin": "B0DRF3NL98", "price": "$36.99", "quantity": ""},
{"title": "OFEEFAN\nWomens Summer Dresses 2025 Loose V Neck Sleeveless Sundresses Swimsuit Coverup with Pockets Floral/Plain/Eyelet", "asin": "B0CWVN7K59", "price": "$13.99", "quantity": ""},
{"title": "PRETTYGARDEN\nWomen's Summer Floral Boho Dress Wrap V Neck Short Sleeve Ruffle A-Line Flowy Maxi Wedding Guest Dresses", "asin": "B09Y5KZ7PB", "price": "$38.39", "quantity": ""}],
"ads": [{"title": "BTFBM Women Casual Summer Dresses 2025 Spring Crew Neck Ruffle Short Sleeve Floral Print Smocked Boho Flowy Maxi Dress", "asin": "B09WKD4YQJ"},
{"title": "BTFBM Women V Neck Summer Dress 2025 Cap Sleeve Swiss Dot Boho Flowy Ruffle Slit Beach Party Long Maxi Cocktail Dresses", "asin": "B0BXKJM151"},
{"title": "BTFBM 2025 Women Button Down Ruched Shirt Dresses Short Sleeve Lapel V Neck Elegant Party Spring Summer Maxi Satin Dress", "asin": "B0BKRFCPKH"}],
"search_results": [{"title": "Women's Carlota Strapless Linen Maxi Dress", "asin": "B0CK1M3K7Y", "delivery": " Two-Day FREE delivery Sun, Apr 20 Only 1 left in stock - order soon."},
{"title": "2025 Women Summer Round Neck Casual Loose Split Wrinkle-Free Long Maxi Vacation Dress with Pockets (XS-3XL)", "asin": "B0CR5PGNS2", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Sundress Summer Floral Short Sleeve Wrap V Neck A-Line Midi Dress", "asin": "B09PD9PG73", "delivery": " Overnight FREE delivery Overnight 4 AM - 8 AM"},
{"title": "Womens Summer Dress Mock Neck Short Sleeve Bodycon Party Club Mini Dresses", "asin": "B0DPQNB617", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Mini Summer Dresses 2025 Going Out Off The Shoulder Bodycon Sexy Party Club Spring Fashion Outfits", "asin": "B0DQY6XK4J", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's 2025 Summer Boho Floral Print Square Neck Ruffle Swing Beach Long Maxi Dress", "asin": "B09W9BX7F8", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Square Neck Ruffle Hem Mini Dress Ruched Waist Short Party Dresses", "asin": "B0DK1B2RFK", "delivery": " Overnight FREE delivery Overnight 4 AM - 8 AM"},
{"title": "Women's Mini Dresses Casual Spring V Neck Chiffon Long Peasant Sleeves Flowy Summer Dress", "asin": "B0BCL4R2LT", "delivery": " Two-Day FREE delivery Sun, Apr 20"},
{"title": "Women's Britt Tiered Maxi Tent Dress", "asin": "B0833MZKR7", "delivery": " Two-Day FREE delivery Sun, Apr 20"},
{"title": "Women's Summer Casual Boho Dress Floral Print Ruffle Puff Short Sleeve Flowy Midi Beach Party Dresses", "asin": "B09Z5X9B86", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Summer Casual Slip Dresses Spaghetti Strap Bodycon Maxi Dress", "asin": "B0BQ37LFMN", "delivery": " Overnight FREE delivery Overnight 4 AM - 8 AM"},
{"title": "Women's Striped Back Smocked Maxi Dress Sexy Spaghetti Strap Cut Out Flowy Swing Long Dress", "asin": "B0CY2JDDJQ", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women Summer Bohemian Floral Casual Wrap V Neck Ruffle Cap Sleeveless Belt A-Line Pleated Hem Midi Sun Dress White", "asin": "B091CLWZZB", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Boat Neck Going Out Mini Dress Summer Party Club Bodycon Dresses", "asin": "B0DR1RQ9SD", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Summer Dresses 2025 Loose V Neck Sleeveless Sundresses Swimsuit Coverup with Pockets Floral/Plain/Eyelet", "asin": "B0CWVMP1GC", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Summer Sundress Sleeveless Halter Neck Spring 2025 Floral with Pocket Elastic Waist Ruffle Mini Dresses", "asin": "B0BSC3Z6ZS", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Half Button Down Linen Dress 3/4 Sleeve Casual Crewneck Midi Knee Length Dresses with Pockets", "asin": "B0CB14Z72Q", "delivery": "$2.99 delivery May 1 - 13"},
{"title": "Women's 2025 Summer Spaghetti Straps Sleeveless Backless Sundress Flowy Smocked Lace Swing A Line Midi Dress", "asin": "B0CTKJBWGR", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "3 Piece Womens Summer Ribbed Tank Dress Scoop Neck Sleeveless Tank Top Dresses Basic Bodycon Mini Dress", "asin": "B0BYN6GDYK", "delivery": " One-Day FREE delivery Tomorrow, Apr 19 Or FREE delivery Overnight 4 AM - 8 AM on $25 of qualifying items"},
{"title": "Women's Summer Short Sleeve Casual Dresses V-Neck Floral Party Dress with Pockets", "asin": "B09MCN6DPG", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Dresses 2025 Spring Summer Deep V Neck Elegant Bow tie Mini Dress S-XL", "asin": "B0C1GQDX9Z", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's Summer Striped Short Sleeve T Shirt Dress Casual Tie Waist with Pockets", "asin": "B089SXZD8Z", "delivery": "FREE delivery Thu, Apr 24 for Prime members"},
{"title": "Womens Dress Long Lantern Sleeve Square Neck Tie Backless Sexy Dress Ruffle Elastic Waist A-Line Mini Dress", "asin": "B0B8SCNVGH", "delivery": " Two-Day FREE delivery Sun, Apr 20"},
{"title": "Women's Flowy Casual Mini Dresses 2025 Summer Graduation Smocked V Neck Vacation Dress Dress with Pockets", "asin": "B0BYJ8XC27", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Women's V Neck Ribbed Knit Maxi Dress Button Short Sleeve Slim Fit Bodycon Sweater Dress", "asin": "B0CRKPBVVH", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"},
{"title": "Womens Summer Dresses 2025 V-Neck Drawstring Ruffle Cap Short Sleeve Side Pockets Mini Dress Sundress", "asin": "B0CFJGS7N5", "delivery": " One-Day FREE delivery Tomorrow, Apr 19"}]
<|observation_end|>

# Output Format
Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
"<answer>
{
"timestamp": "2025-04-18T21:47:53.741Z", // the timestamp when this action occurs.
"action": "string", // select one plausible action from: input, click_product, purchase, or click.
"acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
}
</answer>"

<|im_end|>
<|im_start|>assistant
<think>
