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": "artist_albums", "description": "Fetches the albums of a specified artist from the Spotify API.", "parameters": {"is_id": {"description": "The ID of the artist.", "type": "str", "default": "2w9zwq3AktTeYYMuhMjju8"}, "offset": {"description": "The index of the first album to retrieve. Defaults to '0'.", "type": "str, optional", "default": "0"}, "limit": {"description": "The maximum number of albums to return. Defaults to '100'.", "type": "str, optional", "default": "100"}}}]
Retrieve all albums of the artist with ID '01234' without specifying an offset or limit. Next, retrieve the first 15 albums of the artist with ID '56789'.
user
assistant
[{"name": "artist_albums", "arguments": {"is_id": "01234"}}, {"name": "artist_albums", "arguments": {"is_id": "56789", "limit": "15"}}]