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": "jokes", "description": "Fetches jokes from the Jokester API, optionally filtered by category.", "parameters": {"category": {"description": "Category to filter jokes by. Defaults to None.", "type": "str, optional", "default": ""}}}]
Please retrieve three jokes, one each from the categories 'knock-knock', 'programming', and 'animal'.
user
assistant
[{"name": "jokes", "arguments": {"category": "knock-knock"}}, {"name": "jokes", "arguments": {"category": "programming"}}, {"name": "jokes", "arguments": {"category": "animal"}}]