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": "current_block_number", "description": "Fetch the current block number of the Optimism blockchain.", "parameters": {"network": {"description": "The network to query, either \"mainnet\" or \"testnet\". Defaults to None.", "type": "str, optional", "default": ""}}}, {"name": "stock_calendar_events", "description": "Fetches calendar events for a specified stock symbol using the Yahoo Finance API.", "parameters": {"symbol": {"description": "The stock symbol for which to retrieve calendar events.", "type": "str", "default": "AAPL"}}}, {"name": "get_litecoin_block_hash", "description": "Fetches the hash of a Litecoin block by its index using the RapidAPI service.", "parameters": {"i": {"description": "The index of the Litecoin block.", "type": "int", "default": "23"}}}]
Could you find out the calendar events for Tesla's stock, symbol TSLA, and also provide the block hash for Litecoin block 6789?
user
assistant
[{"name": "stock_calendar_events", "arguments": {"symbol": "TSLA"}}, {"name": "get_litecoin_block_hash", "arguments": {"i": 6789}}]