You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "view_profile_picture", "description": "Retrieve the full HD profile picture of a specified Instagram user by their username.", "parameters": {"username": {"description": "The Instagram username of the user whose profile picture is to be retrieved.", "type": "str", "default": "instagram"}}}]
Please retrieve the profile pictures for 'art_lover_123' and 'nature_photographer'. Also, could you find the picture for 'fashion_icon_2023'?
user
assistant
[{"name": "view_profile_picture", "arguments": {"username": "art_lover_123"}}, {"name": "view_profile_picture", "arguments": {"username": "nature_photographer"}}, {"name": "view_profile_picture", "arguments": {"username": "fashion_icon_2023"}}]