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": "get_cities", "description": "Fetches a list of cities within a specified region of a country using the provided RapidAPI key.", "parameters": {"region_code": {"description": "The code of the region for which to retrieve cities.", "type": "str", "default": "abr"}, "country_code": {"description": "The code of the country which contains the region.", "type": "str", "default": "ph"}}}]
What are the cities in the Ontario province of Canada?
user
assistant
[{"name": "get_cities", "arguments": {"region_code": "ON", "country_code": "CA"}}]