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": "us_fl", "description": "Fetches current or historical gas price data for Florida.", "parameters": {"date": {"description": "Date for which to fetch historical gas price data in the format 'YYYY-MM-DD'. Defaults to None.", "type": "str, optional", "default": ""}}}]
Could you provide the current gas prices in Florida and also the prices from exactly one year ago today?
user
assistant
[{"name": "us_fl", "arguments": {"date": null}}, {"name": "us_fl", "arguments": {"date": "2022-03-22"}}]