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": "current_air_quality", "description": "Fetches the current air quality conditions for a given location specified by its longitude and latitude.", "parameters": {"lon": {"description": "Longitude of the location for which to retrieve air quality data.", "type": "str", "default": "-73.00597"}, "lat": {"description": "Latitude of the location for which to retrieve air quality data.", "type": "str", "default": "40.71427"}}}]
I'm a researcher studying the effects of pollution on health and I want to compare the air quality in locations with different pollution levels. Can you check the air quality in Beijing, which I know is heavily polluted, and in Reykjavik, which I imagine has very clean air?
user
assistant
[{"name": "current_air_quality", "arguments": {"lon": "116.4074", "lat": "39.9042"}}, {"name": "current_air_quality", "arguments": {"lon": "-21.9411", "lat": "64.1466"}}]