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": "get_user_playlists", "description": "Fetch all public playlists of a specific user from the Spotify API.", "parameters": {"user_id": {"description": "The ID of the user whose playlists are to be fetched.", "type": "str", "default": "cruilla"}}}]
Fetch the playlists for 'pop_listener_345' and 'classical_connoisseur_678'. I'm researching different music preferences.
user
assistant
[{"name": "get_user_playlists", "arguments": {"user_id": "pop_listener_345"}}, {"name": "get_user_playlists", "arguments": {"user_id": "classical_connoisseur_678"}}]