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": "major_league_soccer_standings", "description": "Fetches the Major League Soccer standings for a given season using the RapidAPI service.", "parameters": {"season": {"description": "The season year for which to retrieve standings. Defaults to None, in which case the latest season's standings are fetched.", "type": "str, optional", "default": ""}}}]
What are the current standings in Major League Soccer?
user
assistant
[{"name": "major_league_soccer_standings", "arguments": {}}]