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": "options_stock", "description": "Fetch option data for a specific stock, ETF, or index.", "parameters": {"symbol": {"description": "The stock symbol to retrieve option data for. Default is 'AAPL'.", "type": "str", "default": "AAPL"}, "expiration": {"description": "The expiration date for the options in UNIX timestamp format. Default is '1705622400'.", "type": "str", "default": "1705622400"}}}, {"name": "balance_sheet", "description": "Fetches the balance sheet of a specific company, including assets, liabilities, and shareholders\u2019 equity, from an external API.", "parameters": {"symbol": {"description": "The stock symbol of the company.", "type": "str", "default": "AAPL"}, "exchange": {"description": "The stock exchange where the company is listed.", "type": "str, optional", "default": ""}, "country": {"description": "The country where the company is located.", "type": "str, optional", "default": ""}, "start_date": {"description": "The start date for the balance sheet data in 'YYYY-MM-DD' format.", "type": "str, optional", "default": ""}, "end_date": {"description": "The end date for the balance sheet data in 'YYYY-MM-DD' format.", "type": "str, optional", "default": ""}, "period": {"description": "The reporting period of the balance sheet data. Defaults to 'annual'.", "type": "str, optional", "default": "annual"}}}]
Fetch option data for Apple Inc. (AAPL) with an expiration date of Jan 1, 2024 and retrieve the balance sheet data for Microsoft Corporation (MSFT) from 2010 to 2020.
user
assistant
[{"name": "options_stock", "arguments": {"symbol": "AAPL", "expiration": "1672531200"}}, {"name": "balance_sheet", "arguments": {"symbol": "MSFT", "start_date": "2010-01-01", "end_date": "2020-12-31"}}]