<|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 button or clickable element on the Amazon website.
Action Argument: The click_type is one of the buttons or clickable elements including review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter. Select one of these elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "click_type",
}

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|>
{"timestamp": "2025-04-07T21:31:22.663Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:34:56.122Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:35:14.082Z", "action": "input", "action_argument": "muji matcah"}
{"timestamp": "2025-04-08T04:35:04.556Z", "action": "input", "action_argument": "swiffer"}
{"timestamp": "2025-04-08T04:35:28.074Z", "action": "click_product", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-08T04:35:32.787Z", "action": "purchase", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-16T15:10:19.937Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-16T15:10:59.353Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T15:11:07.215Z", "action": "purchase", "action_argument": "B09VKP2T7Z"}
<|memory_end|>

<|action_start|>
<|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.
{
  "search_term": [
    {
  "term": ""
}
  ],
  "cart_items": [
    {"title": "12 Pieces Professional Makeup Sponge Set,Latex Free Flawless Soft Setting Face Puffs,Multicolor Beauty Sponge Blender Cosmetic Applicator for Powder,Liquid,Facial Makeup Tools", "asin": "B09VKP2T7Z", "price": "$6.99", "quantity": "1"},
    {"title": "BEAKEY Makeup Sponge 5 Pcs Set, Latex-Free Boun Boun Beauty Sponge for Blending, Makeup Sponges for Foundation, Liquid, Cream and Powder. Blender for Enhanced Make Up Application", "asin": "B01F36JEXE", "price": "$5.99", "quantity": "1"}
  ],
  "promotion_items": [
    {"title": "Redchef Ceramic Nonstick Saucepan with Lid, 2.5QT Small Cooking Pot, Non Toxic Sauce Pans for Kitchen, Cool Handle PFAS Free Compatible with All Cooktops, Green", "asin": "", "price": "$26.99", "quantity": ""},
    {"title": "Pack of 2 Silicone Solid Turner, Non Stick Slotted Kitchen Spatulas, High Heat Resistant BPA Free Cooking Utensils, Ideal Cookware for Fish, Eggs, Pancakes(Pink)", "asin": "", "price": "$14.99", "quantity": ""},
    {"title": "Silverware Set,SANTUO Stainless Steel Knives Spoon Forks Set for Home, Kitchen and Restaurant, Mirror Polished& Dishwasher Safe (12pcs-Silverware set)", "asin": "", "price": "$12.98", "quantity": ""},
    {"title": "Waterdrop FreshTaste Electric Water Filter Pitcher, Rechargeable Powerful Dispenser, 17-Cup Instant Countertop Purifier, Reduce Chlorine, Lead, Copper, Purify, Soften Water, Pink, Does not Lower TDS", "asin": "", "price": "$29.99", "quantity": ""},
    {"title": "Ctizne Air Fryer Liners Disposable, 200PCS 6.5 Inch Square Parchment Paper Liner for Air Fryer, Grease and Waterproof Baking Liner for 3-5 QT Airfryer Basket", "asin": "", "price": "$16.99", "quantity": ""},
    {"title": "FACHIOO Replacement Filters for Pitcher Filtration System, Reduces PFAS, PFOA/PFOS, Chlorine, Clean Water in Seconds, Last Up to 3 Months or 200 Gallons (Pack of 3)", "asin": "", "price": "$27.99", "quantity": ""},
    {"title": "Cutting Boards for Kitchen,Plastic Cutting Board Set of 3, Thick Chopping Boards for Meat, Veggies, Fruits, with Easy Grip Handle,Dishwasher Safe (Pink, 3Pcs)", "asin": "", "price": "", "quantity": ""},
    {"title": "T-fal Initiatives Nonstick Cookware Set 6 Piece Oven Safe 350F Cookware, Pots and Pans, Oven, Broil, Dishwasher Safe Gray", "asin": "", "price": "", "quantity": ""},
    {"title": "Utopia Kitchen Nonstick Stock Pot Saucepan Set with Lids, 1 Quart and 2 Quarts Multipurpose Stock Pots Set for Home, Kitchen or Restaurant, Purple & Black", "asin": "", "price": "", "quantity": ""},
    {"title": "BUYDEEM DT620 2-Slice Toaster, Extra Wide Slots, Retro Stainless Steel with High Lift Lever, Bagel and Muffin Function, Removal Crumb Tray, 7-Shade Settings,Cozy Greenish", "asin": "", "price": "", "quantity": ""},
    {"title": "Generic Greek Yogurt Strainer with Lid.Yogurt Filter with Ultra Fine Mesh,to Makes small batches(450g) of Thick Creamy Greek or Coconut Yogurt, 5.12*5.12*5.12inch, Clear and bule", "asin": "", "price": "", "quantity": ""},
    {"title": "DASH Tasti-Crisp\u2122 Express Air Fryer Oven, 2.6 Qt., Aqua \u2013 Compact Air Fryer for Healthier Food in Minutes, Ideal for Small Spaces - Auto Shut Off, Analog, 1000-Watt", "asin": "", "price": "", "quantity": ""},
    {"title": "Instant Pot Vortex 2QT Mini Air Fryer,Small Air fryer that Crisps,Reheats, Bakes, Roasts for Quick Easy Meals,Includes over 100 In-App Recipes,is Dishwasher-Safe,from the Makers of Instant Pot, White", "asin": "", "price": "", "quantity": ""},
    {"title": "LUMUMIX Colander Bowl Set of 2, Nesting Large Capacity Plastic Food Strainer for Pasta, Vegetables and Fruits Washing Draining Basket, Space Saving, BPA Free (Grey)", "asin": "", "price": "", "quantity": ""},
    {"title": "Beautyblender\u00ae | Original Pink Beauty Blender Makeup Sponge, Super-Soft Foam Easily Blends Foundations, Powders & Creams, Made in USA, Reusable, Washable, Streak Free Application, Vegan, Cruelty Free", "asin": "B07VBNQ367", "price": "$17.00", "quantity": ""},
    {"title": "BEAKEY Makeup Sponge 5 Pcs Set, Latex-Free Boun Boun Beauty Sponge for Blending, Makeup Sponges for Foundation Liquid Cream and Powder. Blender for Enhanced Make Up Application", "asin": "B01F36JEXE", "price": "$5.99", "quantity": ""},
    {"title": "Real Techniques Miracle Complexion Sponge, Makeup Blender for Liquid and Cream Foundation, Full Coverage, Streak-Free Professional Makeup Tool, Cruelty Free, Vegan, Latex Free, 4 Count", "asin": "B01JINOV5E", "price": "$13.79", "quantity": ""},
    {"title": "Real Techniques Mini Miracle Complexion Sponge 4 Pack, Small Makeup Blending Sponges, For Foundation & Concealer, Mini Size for Under Eyes & Touch-Ups, Travel Friendly, Natural Makeup, Latex-Free", "asin": "B01N1A00VH", "price": "$7.69", "quantity": ""},
    {"title": "6Pcs Makeup Sponges for Foundation and Blending Powder, Cream and Liquid - Latex Free, Vegan and Super Soft Makeup Blender Beauty Sponges - Multicolored Beauty Blender Sponge Set | Dry & Wet Multi-Use", "asin": "B0D2ZVHKK6", "price": "$8.49", "quantity": ""},
    {"title": "JUNO & Co. Microfiber Makeup Sponge, Dual Layer Technology for Full Coverage Flawless Makeup Blender for Foundation, Powder and Cream (Lavender Style and Purple Color)", "asin": "B0D8KVFNJC", "price": "$5.99", "quantity": ""},
    {"title": "Beautyblender\u00ae | Original Pink Beauty Blender + Blender Defender Case + Solid Blendercleanser\u00ae Complete 3-Piece Bundle, Beauty Blender for Blending Foundations, Travel Case & Unscented Cleanser, 1oz", "asin": "B08GN4Z6GW", "price": "", "quantity": ""},
    {"title": "Veehaa 2PCS Makeup Sponge Set, Latex Free Makeup Blender for foundation, Makeup Sponges egg shaped, Makeup Sponges for all areas", "asin": "B0B4DWGCF9", "price": "", "quantity": ""},
    {"title": "Real Techniques Makeupsaver Sponge, Makeup Blender Sponge For Liquid & Cream Formulations, Natural Finish & Reduces Makeup Waste, Targeted Application, Cruelty & Latex-Free, 1 Count (Pack of 2)", "asin": "B0F3991VWC", "price": "", "quantity": ""},
    {"title": "Cinema Secrets Original Makeup Brush Cleaner - Professional Cleanser for Makeup Brushes - Quick-Drying, Rinse-Free Formula - Removes Stubborn Waterproof Make Up - Vanilla", "asin": "B002HMYGW2", "price": "$18.00", "quantity": ""},
    {"title": "EcoTools Cleanser Shampoo for Makeup Brush/Sponge/Puffs, Remove Makeup & Impurities, Fragrance-Free, No Harsh Chemicals, Vegan & Cruelty-Free, 6 fl.oz./177 ml, 1 Count", "asin": "B01BSB56OY", "price": "$5.82", "quantity": ""},
    {"title": "DUO Brush-On Lash Glue \u2013 Clear Strip Eyelash Adhesive with Vitamins A, C & E, Long Lasting Eyelash Glue, 0.18 oz, 2-Pack", "asin": "B07VL64VZM", "price": "$8.89", "quantity": ""},
    {"title": "Ardell Naked Strip Lashes 420 - Soft Lightweight Fibers, Natural Look, Comfortable & Easy Application False Eyelashes, 4 Pairs, 2 Pack", "asin": "B08LQZS9S5", "price": "$19.44", "quantity": ""},
    {"title": "KISS So Wispy False Eyelashes Multipack #11, Full Bouncy Volume & Curl, Signature Wispy Effect, Quality Synthetic, Crisscross Pattern, Cruelty Free, Reusable and contact lens friendly, 5 Pairs", "asin": "B00DS4EIEE", "price": "$8.49", "quantity": ""},
    {"title": "essence | Lash Princess False Lash Effect Mascara (3 Pack) | Smudgeproof Volume & Length | Cruelty Free & Paraben Free", "asin": "B07XF7B6ZJ", "price": "$14.97", "quantity": ""},
    {"title": "Biotrue Contact Lens Solution, Multi-Purpose Solution for Soft Contact Lenses, Lens Case Included, 10 FL OZ", "asin": "B09WQT2X6K", "price": "$11.76", "quantity": ""},
    {"title": "Milani Highly Rated Lash Extensions Tubing Mascara for Added Length and Lift - Black - As Seen on Tik Tok", "asin": "B0BPTQ1KCV", "price": "$9.79", "quantity": ""},
    {"title": "BS-MALL Makeup Brush Set 18 Pcs Premium Synthetic Foundation Powder Concealers Eye shadows Blush Makeup Brushes with black case", "asin": "B07MH1KHJ2", "price": "$9.99", "quantity": ""},
    {"title": "Outdoor Research Men Modern", "asin": "", "price": "$54.48", "quantity": ""},
    {"title": "Outdoor Research Men\u2019s Lined Chore Jacket \u2013 Water Resistant & Moisture Wicking, Breathable DWR Treatment, UPF 50", "asin": "", "price": "$67.58", "quantity": ""},
    {"title": "Columbia Men's Pike Lake Vest", "asin": "", "price": "$79.99", "quantity": ""},
    {"title": "Wyoming Traders mens Bronco Canvas Vest", "asin": "", "price": "$56.83", "quantity": ""},
    {"title": "Banded Gear Utility 2.0 Soft Shell Vest", "asin": "", "price": "$72.02", "quantity": ""},
    {"title": "33,000ft Men's Lightweight Packable Insulated Puffer Vest Outerwear, Warm Winter Sleeveless Jacket for Golf Running", "asin": "", "price": "$45.99", "quantity": ""},
    {"title": "Outdoor Research Men's Vigor Grid Fleece Half Zip", "asin": "", "price": "$98.95", "quantity": ""},
    {"title": "Outdoor Ventures Men's Running Vest Outerwear, Lightweight Windproof Fleece-Lined Softshell Sleeveless Jacket for Golf", "asin": "", "price": "$34.39", "quantity": ""},
    {"title": "Weatherproof Vintage Mens Quilted Puffer Vest - Lightweight Padded Insulated Vest for Men", "asin": "", "price": "$30.35", "quantity": ""},
    {"title": "Eddie Bauer Men's CirrusLite Down Vest", "asin": "", "price": "$48.00", "quantity": ""},
    {"title": "Eddie Bauer Men's MicroTherm 2.0 Down Vest", "asin": "", "price": "$179.00", "quantity": ""},
    {"title": "Outdoor Research Men\u2019s Helium Down Vest \u2013 Puffer Vest for Men", "asin": "", "price": "$89.53", "quantity": ""},
    {"title": "Amazon Essentials Men's Midweight Puffer Vest", "asin": "", "price": "$26.79", "quantity": ""},
    {"title": "Amazon Essentials Men's Lightweight Water-Resistant Packable Puffer Vest", "asin": "", "price": "$22.69", "quantity": ""}
  ]
}
<|observation_end|>

# Output Format
Please provide your response in JSON format within <answer></answer> tags using the following schema:
"<answer>
{
"timestamp": "2025-04-16T15:11:09.923Z", // the timestamp when this action occurs
"action": "string", // one of four action: input, click, click_product, purchase
"acion_argument": "string", // appropriate value based on action type: input_text, click_type (i.e., select one from review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter), or product_asin
}
</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 button or clickable element on the Amazon website.
Action Argument: The click_type is one of the buttons or clickable elements including review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter. Select one of these elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "click_type",
}

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|>
{"timestamp": "2025-04-07T21:31:22.663Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:34:56.122Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:35:14.082Z", "action": "input", "action_argument": "muji matcah"}
{"timestamp": "2025-04-08T04:35:04.556Z", "action": "input", "action_argument": "swiffer"}
{"timestamp": "2025-04-08T04:35:28.074Z", "action": "click_product", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-08T04:35:32.787Z", "action": "purchase", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-16T15:10:19.937Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-16T15:10:59.353Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T15:11:07.215Z", "action": "purchase", "action_argument": "B09VKP2T7Z"}
<|memory_end|>

<|action_start|>
<|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.
{
  "search_term": [
    {
  "term": ""
}
  ],
  "cart_items": [
    {"title": "12 Pieces Professional Makeup Sponge Set,Latex Free Flawless Soft Setting Face Puffs,Multicolor Beauty Sponge Blender Cosmetic Applicator for Powder,Liquid,Facial Makeup Tools", "asin": "B09VKP2T7Z", "price": "$6.99", "quantity": "1"},
    {"title": "BEAKEY Makeup Sponge 5 Pcs Set, Latex-Free Boun Boun Beauty Sponge for Blending, Makeup Sponges for Foundation, Liquid, Cream and Powder. Blender for Enhanced Make Up Application", "asin": "B01F36JEXE", "price": "$5.99", "quantity": "1"}
  ],
  "promotion_items": [
    {"title": "Redchef Ceramic Nonstick Saucepan with Lid, 2.5QT Small Cooking Pot, Non Toxic Sauce Pans for Kitchen, Cool Handle PFAS Free Compatible with All Cooktops, Green", "asin": "", "price": "$26.99", "quantity": ""},
    {"title": "Pack of 2 Silicone Solid Turner, Non Stick Slotted Kitchen Spatulas, High Heat Resistant BPA Free Cooking Utensils, Ideal Cookware for Fish, Eggs, Pancakes(Pink)", "asin": "", "price": "$14.99", "quantity": ""},
    {"title": "Silverware Set,SANTUO Stainless Steel Knives Spoon Forks Set for Home, Kitchen and Restaurant, Mirror Polished& Dishwasher Safe (12pcs-Silverware set)", "asin": "", "price": "$12.98", "quantity": ""},
    {"title": "Waterdrop FreshTaste Electric Water Filter Pitcher, Rechargeable Powerful Dispenser, 17-Cup Instant Countertop Purifier, Reduce Chlorine, Lead, Copper, Purify, Soften Water, Pink, Does not Lower TDS", "asin": "", "price": "$29.99", "quantity": ""},
    {"title": "Ctizne Air Fryer Liners Disposable, 200PCS 6.5 Inch Square Parchment Paper Liner for Air Fryer, Grease and Waterproof Baking Liner for 3-5 QT Airfryer Basket", "asin": "", "price": "$16.99", "quantity": ""},
    {"title": "FACHIOO Replacement Filters for Pitcher Filtration System, Reduces PFAS, PFOA/PFOS, Chlorine, Clean Water in Seconds, Last Up to 3 Months or 200 Gallons (Pack of 3)", "asin": "", "price": "$27.99", "quantity": ""},
    {"title": "Cutting Boards for Kitchen,Plastic Cutting Board Set of 3, Thick Chopping Boards for Meat, Veggies, Fruits, with Easy Grip Handle,Dishwasher Safe (Pink, 3Pcs)", "asin": "", "price": "", "quantity": ""},
    {"title": "T-fal Initiatives Nonstick Cookware Set 6 Piece Oven Safe 350F Cookware, Pots and Pans, Oven, Broil, Dishwasher Safe Gray", "asin": "", "price": "", "quantity": ""},
    {"title": "Utopia Kitchen Nonstick Stock Pot Saucepan Set with Lids, 1 Quart and 2 Quarts Multipurpose Stock Pots Set for Home, Kitchen or Restaurant, Purple & Black", "asin": "", "price": "", "quantity": ""},
    {"title": "BUYDEEM DT620 2-Slice Toaster, Extra Wide Slots, Retro Stainless Steel with High Lift Lever, Bagel and Muffin Function, Removal Crumb Tray, 7-Shade Settings,Cozy Greenish", "asin": "", "price": "", "quantity": ""},
    {"title": "Generic Greek Yogurt Strainer with Lid.Yogurt Filter with Ultra Fine Mesh,to Makes small batches(450g) of Thick Creamy Greek or Coconut Yogurt, 5.12*5.12*5.12inch, Clear and bule", "asin": "", "price": "", "quantity": ""},
    {"title": "DASH Tasti-Crisp\u2122 Express Air Fryer Oven, 2.6 Qt., Aqua \u2013 Compact Air Fryer for Healthier Food in Minutes, Ideal for Small Spaces - Auto Shut Off, Analog, 1000-Watt", "asin": "", "price": "", "quantity": ""},
    {"title": "Instant Pot Vortex 2QT Mini Air Fryer,Small Air fryer that Crisps,Reheats, Bakes, Roasts for Quick Easy Meals,Includes over 100 In-App Recipes,is Dishwasher-Safe,from the Makers of Instant Pot, White", "asin": "", "price": "", "quantity": ""},
    {"title": "LUMUMIX Colander Bowl Set of 2, Nesting Large Capacity Plastic Food Strainer for Pasta, Vegetables and Fruits Washing Draining Basket, Space Saving, BPA Free (Grey)", "asin": "", "price": "", "quantity": ""},
    {"title": "Beautyblender\u00ae | Original Pink Beauty Blender Makeup Sponge, Super-Soft Foam Easily Blends Foundations, Powders & Creams, Made in USA, Reusable, Washable, Streak Free Application, Vegan, Cruelty Free", "asin": "B07VBNQ367", "price": "$17.00", "quantity": ""},
    {"title": "BEAKEY Makeup Sponge 5 Pcs Set, Latex-Free Boun Boun Beauty Sponge for Blending, Makeup Sponges for Foundation Liquid Cream and Powder. Blender for Enhanced Make Up Application", "asin": "B01F36JEXE", "price": "$5.99", "quantity": ""},
    {"title": "Real Techniques Miracle Complexion Sponge, Makeup Blender for Liquid and Cream Foundation, Full Coverage, Streak-Free Professional Makeup Tool, Cruelty Free, Vegan, Latex Free, 4 Count", "asin": "B01JINOV5E", "price": "$13.79", "quantity": ""},
    {"title": "Real Techniques Mini Miracle Complexion Sponge 4 Pack, Small Makeup Blending Sponges, For Foundation & Concealer, Mini Size for Under Eyes & Touch-Ups, Travel Friendly, Natural Makeup, Latex-Free", "asin": "B01N1A00VH", "price": "$7.69", "quantity": ""},
    {"title": "6Pcs Makeup Sponges for Foundation and Blending Powder, Cream and Liquid - Latex Free, Vegan and Super Soft Makeup Blender Beauty Sponges - Multicolored Beauty Blender Sponge Set | Dry & Wet Multi-Use", "asin": "B0D2ZVHKK6", "price": "$8.49", "quantity": ""},
    {"title": "JUNO & Co. Microfiber Makeup Sponge, Dual Layer Technology for Full Coverage Flawless Makeup Blender for Foundation, Powder and Cream (Lavender Style and Purple Color)", "asin": "B0D8KVFNJC", "price": "$5.99", "quantity": ""},
    {"title": "Beautyblender\u00ae | Original Pink Beauty Blender + Blender Defender Case + Solid Blendercleanser\u00ae Complete 3-Piece Bundle, Beauty Blender for Blending Foundations, Travel Case & Unscented Cleanser, 1oz", "asin": "B08GN4Z6GW", "price": "", "quantity": ""},
    {"title": "Veehaa 2PCS Makeup Sponge Set, Latex Free Makeup Blender for foundation, Makeup Sponges egg shaped, Makeup Sponges for all areas", "asin": "B0B4DWGCF9", "price": "", "quantity": ""},
    {"title": "Real Techniques Makeupsaver Sponge, Makeup Blender Sponge For Liquid & Cream Formulations, Natural Finish & Reduces Makeup Waste, Targeted Application, Cruelty & Latex-Free, 1 Count (Pack of 2)", "asin": "B0F3991VWC", "price": "", "quantity": ""},
    {"title": "Cinema Secrets Original Makeup Brush Cleaner - Professional Cleanser for Makeup Brushes - Quick-Drying, Rinse-Free Formula - Removes Stubborn Waterproof Make Up - Vanilla", "asin": "B002HMYGW2", "price": "$18.00", "quantity": ""},
    {"title": "EcoTools Cleanser Shampoo for Makeup Brush/Sponge/Puffs, Remove Makeup & Impurities, Fragrance-Free, No Harsh Chemicals, Vegan & Cruelty-Free, 6 fl.oz./177 ml, 1 Count", "asin": "B01BSB56OY", "price": "$5.82", "quantity": ""},
    {"title": "DUO Brush-On Lash Glue \u2013 Clear Strip Eyelash Adhesive with Vitamins A, C & E, Long Lasting Eyelash Glue, 0.18 oz, 2-Pack", "asin": "B07VL64VZM", "price": "$8.89", "quantity": ""},
    {"title": "Ardell Naked Strip Lashes 420 - Soft Lightweight Fibers, Natural Look, Comfortable & Easy Application False Eyelashes, 4 Pairs, 2 Pack", "asin": "B08LQZS9S5", "price": "$19.44", "quantity": ""},
    {"title": "KISS So Wispy False Eyelashes Multipack #11, Full Bouncy Volume & Curl, Signature Wispy Effect, Quality Synthetic, Crisscross Pattern, Cruelty Free, Reusable and contact lens friendly, 5 Pairs", "asin": "B00DS4EIEE", "price": "$8.49", "quantity": ""},
    {"title": "essence | Lash Princess False Lash Effect Mascara (3 Pack) | Smudgeproof Volume & Length | Cruelty Free & Paraben Free", "asin": "B07XF7B6ZJ", "price": "$14.97", "quantity": ""},
    {"title": "Biotrue Contact Lens Solution, Multi-Purpose Solution for Soft Contact Lenses, Lens Case Included, 10 FL OZ", "asin": "B09WQT2X6K", "price": "$11.76", "quantity": ""},
    {"title": "Milani Highly Rated Lash Extensions Tubing Mascara for Added Length and Lift - Black - As Seen on Tik Tok", "asin": "B0BPTQ1KCV", "price": "$9.79", "quantity": ""},
    {"title": "BS-MALL Makeup Brush Set 18 Pcs Premium Synthetic Foundation Powder Concealers Eye shadows Blush Makeup Brushes with black case", "asin": "B07MH1KHJ2", "price": "$9.99", "quantity": ""},
    {"title": "Outdoor Research Men Modern", "asin": "", "price": "$54.48", "quantity": ""},
    {"title": "Outdoor Research Men\u2019s Lined Chore Jacket \u2013 Water Resistant & Moisture Wicking, Breathable DWR Treatment, UPF 50", "asin": "", "price": "$67.58", "quantity": ""},
    {"title": "Columbia Men's Pike Lake Vest", "asin": "", "price": "$79.99", "quantity": ""},
    {"title": "Wyoming Traders mens Bronco Canvas Vest", "asin": "", "price": "$56.83", "quantity": ""},
    {"title": "Banded Gear Utility 2.0 Soft Shell Vest", "asin": "", "price": "$72.02", "quantity": ""},
    {"title": "33,000ft Men's Lightweight Packable Insulated Puffer Vest Outerwear, Warm Winter Sleeveless Jacket for Golf Running", "asin": "", "price": "$45.99", "quantity": ""},
    {"title": "Outdoor Research Men's Vigor Grid Fleece Half Zip", "asin": "", "price": "$98.95", "quantity": ""},
    {"title": "Outdoor Ventures Men's Running Vest Outerwear, Lightweight Windproof Fleece-Lined Softshell Sleeveless Jacket for Golf", "asin": "", "price": "$34.39", "quantity": ""},
    {"title": "Weatherproof Vintage Mens Quilted Puffer Vest - Lightweight Padded Insulated Vest for Men", "asin": "", "price": "$30.35", "quantity": ""},
    {"title": "Eddie Bauer Men's CirrusLite Down Vest", "asin": "", "price": "$48.00", "quantity": ""},
    {"title": "Eddie Bauer Men's MicroTherm 2.0 Down Vest", "asin": "", "price": "$179.00", "quantity": ""},
    {"title": "Outdoor Research Men\u2019s Helium Down Vest \u2013 Puffer Vest for Men", "asin": "", "price": "$89.53", "quantity": ""},
    {"title": "Amazon Essentials Men's Midweight Puffer Vest", "asin": "", "price": "$26.79", "quantity": ""},
    {"title": "Amazon Essentials Men's Lightweight Water-Resistant Packable Puffer Vest", "asin": "", "price": "$22.69", "quantity": ""}
  ]
}
<|observation_end|>

# Output Format
Please provide your response in JSON format within <answer></answer> tags using the following schema:
"<answer>
{
"timestamp": "2025-04-16T15:11:09.923Z", // the timestamp when this action occurs
"action": "string", // one of four action: input, click, click_product, purchase
"acion_argument": "string", // appropriate value based on action type: input_text, click_type (i.e., select one from review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter), or product_asin
}
</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 button or clickable element on the Amazon website.
Action Argument: The click_type is one of the buttons or clickable elements including review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter. Select one of these elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "click_type",
}

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|>
{"timestamp": "2025-04-07T21:31:22.663Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:34:56.122Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:35:14.082Z", "action": "input", "action_argument": "muji matcah"}
{"timestamp": "2025-04-08T04:35:04.556Z", "action": "input", "action_argument": "swiffer"}
{"timestamp": "2025-04-08T04:35:28.074Z", "action": "click_product", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-08T04:35:32.787Z", "action": "purchase", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-16T15:10:19.937Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-16T15:10:59.353Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T15:11:07.215Z", "action": "purchase", "action_argument": "B09VKP2T7Z"}
<|memory_end|>

<|action_start|>
<|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.
{
  "search_term": [
    {
  "term": ""
}
  ],
  "cart_items": [
    {"title": "12 Pieces Professional Makeup Sponge Set,Latex Free Flawless Soft Setting Face Puffs,Multicolor Beauty Sponge Blender Cosmetic Applicator for Powder,Liquid,Facial Makeup Tools", "asin": "B09VKP2T7Z", "price": "$6.99", "quantity": "1"},
    {"title": "BEAKEY Makeup Sponge 5 Pcs Set, Latex-Free Boun Boun Beauty Sponge for Blending, Makeup Sponges for Foundation, Liquid, Cream and Powder. Blender for Enhanced Make Up Application", "asin": "B01F36JEXE", "price": "$5.99", "quantity": "1"}
  ],
  "promotion_items": [
    {"title": "Redchef Ceramic Nonstick Saucepan with Lid, 2.5QT Small Cooking Pot, Non Toxic Sauce Pans for Kitchen, Cool Handle PFAS Free Compatible with All Cooktops, Green", "asin": "", "price": "$26.99", "quantity": ""},
    {"title": "Pack of 2 Silicone Solid Turner, Non Stick Slotted Kitchen Spatulas, High Heat Resistant BPA Free Cooking Utensils, Ideal Cookware for Fish, Eggs, Pancakes(Pink)", "asin": "", "price": "$14.99", "quantity": ""},
    {"title": "Silverware Set,SANTUO Stainless Steel Knives Spoon Forks Set for Home, Kitchen and Restaurant, Mirror Polished& Dishwasher Safe (12pcs-Silverware set)", "asin": "", "price": "$12.98", "quantity": ""},
    {"title": "Waterdrop FreshTaste Electric Water Filter Pitcher, Rechargeable Powerful Dispenser, 17-Cup Instant Countertop Purifier, Reduce Chlorine, Lead, Copper, Purify, Soften Water, Pink, Does not Lower TDS", "asin": "", "price": "$29.99", "quantity": ""},
    {"title": "Ctizne Air Fryer Liners Disposable, 200PCS 6.5 Inch Square Parchment Paper Liner for Air Fryer, Grease and Waterproof Baking Liner for 3-5 QT Airfryer Basket", "asin": "", "price": "$16.99", "quantity": ""},
    {"title": "FACHIOO Replacement Filters for Pitcher Filtration System, Reduces PFAS, PFOA/PFOS, Chlorine, Clean Water in Seconds, Last Up to 3 Months or 200 Gallons (Pack of 3)", "asin": "", "price": "$27.99", "quantity": ""},
    {"title": "Cutting Boards for Kitchen,Plastic Cutting Board Set of 3, Thick Chopping Boards for Meat, Veggies, Fruits, with Easy Grip Handle,Dishwasher Safe (Pink, 3Pcs)", "asin": "", "price": "", "quantity": ""},
    {"title": "T-fal Initiatives Nonstick Cookware Set 6 Piece Oven Safe 350F Cookware, Pots and Pans, Oven, Broil, Dishwasher Safe Gray", "asin": "", "price": "", "quantity": ""},
    {"title": "Utopia Kitchen Nonstick Stock Pot Saucepan Set with Lids, 1 Quart and 2 Quarts Multipurpose Stock Pots Set for Home, Kitchen or Restaurant, Purple & Black", "asin": "", "price": "", "quantity": ""},
    {"title": "BUYDEEM DT620 2-Slice Toaster, Extra Wide Slots, Retro Stainless Steel with High Lift Lever, Bagel and Muffin Function, Removal Crumb Tray, 7-Shade Settings,Cozy Greenish", "asin": "", "price": "", "quantity": ""},
    {"title": "Generic Greek Yogurt Strainer with Lid.Yogurt Filter with Ultra Fine Mesh,to Makes small batches(450g) of Thick Creamy Greek or Coconut Yogurt, 5.12*5.12*5.12inch, Clear and bule", "asin": "", "price": "", "quantity": ""},
    {"title": "DASH Tasti-Crisp\u2122 Express Air Fryer Oven, 2.6 Qt., Aqua \u2013 Compact Air Fryer for Healthier Food in Minutes, Ideal for Small Spaces - Auto Shut Off, Analog, 1000-Watt", "asin": "", "price": "", "quantity": ""},
    {"title": "Instant Pot Vortex 2QT Mini Air Fryer,Small Air fryer that Crisps,Reheats, Bakes, Roasts for Quick Easy Meals,Includes over 100 In-App Recipes,is Dishwasher-Safe,from the Makers of Instant Pot, White", "asin": "", "price": "", "quantity": ""},
    {"title": "LUMUMIX Colander Bowl Set of 2, Nesting Large Capacity Plastic Food Strainer for Pasta, Vegetables and Fruits Washing Draining Basket, Space Saving, BPA Free (Grey)", "asin": "", "price": "", "quantity": ""},
    {"title": "Beautyblender\u00ae | Original Pink Beauty Blender Makeup Sponge, Super-Soft Foam Easily Blends Foundations, Powders & Creams, Made in USA, Reusable, Washable, Streak Free Application, Vegan, Cruelty Free", "asin": "B07VBNQ367", "price": "$17.00", "quantity": ""},
    {"title": "BEAKEY Makeup Sponge 5 Pcs Set, Latex-Free Boun Boun Beauty Sponge for Blending, Makeup Sponges for Foundation Liquid Cream and Powder. Blender for Enhanced Make Up Application", "asin": "B01F36JEXE", "price": "$5.99", "quantity": ""},
    {"title": "Real Techniques Miracle Complexion Sponge, Makeup Blender for Liquid and Cream Foundation, Full Coverage, Streak-Free Professional Makeup Tool, Cruelty Free, Vegan, Latex Free, 4 Count", "asin": "B01JINOV5E", "price": "$13.79", "quantity": ""},
    {"title": "Real Techniques Mini Miracle Complexion Sponge 4 Pack, Small Makeup Blending Sponges, For Foundation & Concealer, Mini Size for Under Eyes & Touch-Ups, Travel Friendly, Natural Makeup, Latex-Free", "asin": "B01N1A00VH", "price": "$7.69", "quantity": ""},
    {"title": "6Pcs Makeup Sponges for Foundation and Blending Powder, Cream and Liquid - Latex Free, Vegan and Super Soft Makeup Blender Beauty Sponges - Multicolored Beauty Blender Sponge Set | Dry & Wet Multi-Use", "asin": "B0D2ZVHKK6", "price": "$8.49", "quantity": ""},
    {"title": "JUNO & Co. Microfiber Makeup Sponge, Dual Layer Technology for Full Coverage Flawless Makeup Blender for Foundation, Powder and Cream (Lavender Style and Purple Color)", "asin": "B0D8KVFNJC", "price": "$5.99", "quantity": ""},
    {"title": "Beautyblender\u00ae | Original Pink Beauty Blender + Blender Defender Case + Solid Blendercleanser\u00ae Complete 3-Piece Bundle, Beauty Blender for Blending Foundations, Travel Case & Unscented Cleanser, 1oz", "asin": "B08GN4Z6GW", "price": "", "quantity": ""},
    {"title": "Veehaa 2PCS Makeup Sponge Set, Latex Free Makeup Blender for foundation, Makeup Sponges egg shaped, Makeup Sponges for all areas", "asin": "B0B4DWGCF9", "price": "", "quantity": ""},
    {"title": "Real Techniques Makeupsaver Sponge, Makeup Blender Sponge For Liquid & Cream Formulations, Natural Finish & Reduces Makeup Waste, Targeted Application, Cruelty & Latex-Free, 1 Count (Pack of 2)", "asin": "B0F3991VWC", "price": "", "quantity": ""},
    {"title": "Cinema Secrets Original Makeup Brush Cleaner - Professional Cleanser for Makeup Brushes - Quick-Drying, Rinse-Free Formula - Removes Stubborn Waterproof Make Up - Vanilla", "asin": "B002HMYGW2", "price": "$18.00", "quantity": ""},
    {"title": "EcoTools Cleanser Shampoo for Makeup Brush/Sponge/Puffs, Remove Makeup & Impurities, Fragrance-Free, No Harsh Chemicals, Vegan & Cruelty-Free, 6 fl.oz./177 ml, 1 Count", "asin": "B01BSB56OY", "price": "$5.82", "quantity": ""},
    {"title": "DUO Brush-On Lash Glue \u2013 Clear Strip Eyelash Adhesive with Vitamins A, C & E, Long Lasting Eyelash Glue, 0.18 oz, 2-Pack", "asin": "B07VL64VZM", "price": "$8.89", "quantity": ""},
    {"title": "Ardell Naked Strip Lashes 420 - Soft Lightweight Fibers, Natural Look, Comfortable & Easy Application False Eyelashes, 4 Pairs, 2 Pack", "asin": "B08LQZS9S5", "price": "$19.44", "quantity": ""},
    {"title": "KISS So Wispy False Eyelashes Multipack #11, Full Bouncy Volume & Curl, Signature Wispy Effect, Quality Synthetic, Crisscross Pattern, Cruelty Free, Reusable and contact lens friendly, 5 Pairs", "asin": "B00DS4EIEE", "price": "$8.49", "quantity": ""},
    {"title": "essence | Lash Princess False Lash Effect Mascara (3 Pack) | Smudgeproof Volume & Length | Cruelty Free & Paraben Free", "asin": "B07XF7B6ZJ", "price": "$14.97", "quantity": ""},
    {"title": "Biotrue Contact Lens Solution, Multi-Purpose Solution for Soft Contact Lenses, Lens Case Included, 10 FL OZ", "asin": "B09WQT2X6K", "price": "$11.76", "quantity": ""},
    {"title": "Milani Highly Rated Lash Extensions Tubing Mascara for Added Length and Lift - Black - As Seen on Tik Tok", "asin": "B0BPTQ1KCV", "price": "$9.79", "quantity": ""},
    {"title": "BS-MALL Makeup Brush Set 18 Pcs Premium Synthetic Foundation Powder Concealers Eye shadows Blush Makeup Brushes with black case", "asin": "B07MH1KHJ2", "price": "$9.99", "quantity": ""},
    {"title": "Outdoor Research Men Modern", "asin": "", "price": "$54.48", "quantity": ""},
    {"title": "Outdoor Research Men\u2019s Lined Chore Jacket \u2013 Water Resistant & Moisture Wicking, Breathable DWR Treatment, UPF 50", "asin": "", "price": "$67.58", "quantity": ""},
    {"title": "Columbia Men's Pike Lake Vest", "asin": "", "price": "$79.99", "quantity": ""},
    {"title": "Wyoming Traders mens Bronco Canvas Vest", "asin": "", "price": "$56.83", "quantity": ""},
    {"title": "Banded Gear Utility 2.0 Soft Shell Vest", "asin": "", "price": "$72.02", "quantity": ""},
    {"title": "33,000ft Men's Lightweight Packable Insulated Puffer Vest Outerwear, Warm Winter Sleeveless Jacket for Golf Running", "asin": "", "price": "$45.99", "quantity": ""},
    {"title": "Outdoor Research Men's Vigor Grid Fleece Half Zip", "asin": "", "price": "$98.95", "quantity": ""},
    {"title": "Outdoor Ventures Men's Running Vest Outerwear, Lightweight Windproof Fleece-Lined Softshell Sleeveless Jacket for Golf", "asin": "", "price": "$34.39", "quantity": ""},
    {"title": "Weatherproof Vintage Mens Quilted Puffer Vest - Lightweight Padded Insulated Vest for Men", "asin": "", "price": "$30.35", "quantity": ""},
    {"title": "Eddie Bauer Men's CirrusLite Down Vest", "asin": "", "price": "$48.00", "quantity": ""},
    {"title": "Eddie Bauer Men's MicroTherm 2.0 Down Vest", "asin": "", "price": "$179.00", "quantity": ""},
    {"title": "Outdoor Research Men\u2019s Helium Down Vest \u2013 Puffer Vest for Men", "asin": "", "price": "$89.53", "quantity": ""},
    {"title": "Amazon Essentials Men's Midweight Puffer Vest", "asin": "", "price": "$26.79", "quantity": ""},
    {"title": "Amazon Essentials Men's Lightweight Water-Resistant Packable Puffer Vest", "asin": "", "price": "$22.69", "quantity": ""}
  ]
}
<|observation_end|>

# Output Format
Please provide your response in JSON format within <answer></answer> tags using the following schema:
"<answer>
{
"timestamp": "2025-04-16T15:11:09.923Z", // the timestamp when this action occurs
"action": "string", // one of four action: input, click, click_product, purchase
"acion_argument": "string", // appropriate value based on action type: input_text, click_type (i.e., select one from review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter), or product_asin
}
</answer>"

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