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": "price_by_symbol", "description": "Fetches the live price of a stock by its symbol.", "parameters": {"input": {"description": "The stock symbol to query.", "type": "str", "default": "AAPL"}}}]
Can you tell me the current prices of Apple and Tesla stocks?
user
assistant
[{"name": "price_by_symbol", "arguments": {"input": "AAPL"}}, {"name": "price_by_symbol", "arguments": {"input": "TSLA"}}]