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_postal_codes_by_id", "description": "Fetches postal codes information by given ID from the Canada Postal Codes API.", "parameters": {"is_id": {"description": "The postal code ID to fetch information for.", "type": "int", "default": "1"}}}, {"name": "get_time_zones", "description": "Fetch a list of time zones based on certain search criteria.", "parameters": {"is_id": {"description": "The ID of the time zone to filter by. Defaults to None.", "type": "str, optional", "default": ""}, "keyword": {"description": "The keyword to search for in the time zones. Defaults to 'asia'.", "type": "str, optional", "default": "asia"}, "page": {"description": "The page number for pagination. Defaults to 1.", "type": "int, optional", "default": "1"}, "perpage": {"description": "The number of records per page for pagination. Defaults to 50.", "type": "int, optional", "default": "50"}}}, {"name": "get_district_capital_by_id", "description": "Gets the capital of a district in Ghana by district ID.", "parameters": {"is_id": {"description": "The ID of the district.", "type": "int", "default": "2"}}}]
Fetch the capital of the district with ID 1357 in Ghana and list all time zones in North America.
user
assistant
[{"name": "get_district_capital_by_id", "arguments": {"is_id": 1357}}, {"name": "get_time_zones", "arguments": {"keyword": "North America"}}]