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": "hot_100_songs", "description": "Fetch the Billboard YEAR-END Hot 100 Songs chart information for a specified year.", "parameters": {"year": {"description": "The year for which to retrieve the chart, in YYYY format. Defaults to '2022'.", "type": "str, optional", "default": "2022"}}}, {"name": "catalog_albums", "description": "Fetch catalog album data from the Billboard API for a specified week.", "parameters": {"week": {"description": "The week for which to fetch the catalog albums chart in the format 'YYYY-MM-DD'. Defaults to '2022-10-08'.", "type": "str", "default": "2022-10-08"}}}, {"name": "independent_albums", "description": "Retrieves the Independent Albums chart for a specified week from the Billboard API.", "parameters": {"week": {"description": "The week for which to retrieve the chart, in the format 'YYYY-MM-DD'. If not provided, defaults to the previous week. If the provided date is not a Saturday, it will default to the preceding Saturday of that week.", "type": "str, optional", "default": "2022-10-08"}}}]
Fetch the Hot 100 Songs chart for 2018 and the Independent Albums chart for the week of September 30, 2023.
user
assistant
[{"name": "hot_100_songs", "arguments": {"year": "2018"}}, {"name": "independent_albums", "arguments": {"week": "2023-09-30"}}]