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": "profile_igtv", "description": "Fetches the IGTV channel profile information for a given Instagram username using the RapidAPI Instagram Scraper.", "parameters": {"username": {"description": "The Instagram username to fetch the IGTV profile for. Default is 'kimkardashian'.", "type": "str", "default": "kimkardashian"}, "nextmaxid": {"description": "The next max ID for pagination, if any. Default is None.", "type": "str, optional", "default": ""}}}, {"name": "download_video_or_reel", "description": "Downloads Facebook video or reel links in HD and SD formats.", "parameters": {"url": {"description": "The URL of the Facebook video or reel to be downloaded.", "type": "str", "default": "https://www.facebook.com/antarikshTV/videos/958242908874442/"}}}, {"name": "jokes_random", "description": "Retrieves a random Chuck Norris joke in JSON format from the specified API.", "parameters": {"category": {"description": "Specifies the category of the random joke. Defaults to None.", "type": "str, optional", "default": ""}}}]
Fetch a random Chuck Norris joke without specifying a category.
user
assistant
[{"name": "jokes_random", "arguments": {}}]