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": "is_leap_year", "description": "Checks if a year is a leap year.", "parameters": {"year": {"description": "The year to check.", "type": "int"}}}]
Check if 2024 is a leap year.
user
assistant
[{"name": "is_leap_year", "arguments": {"year": 2024}}]