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": "countries_detail", "description": "Fetch detailed information of a country from the unofficial Shein API.", "parameters": {"region": {"description": "The region code to fetch details for a specific country. Default is 'US'.", "type": "str", "default": "US"}}}, {"name": "products_search_by_barcode", "description": "Search for a product in the Kohl's database using its UPC barcode.", "parameters": {"upc": {"description": "The Universal Product Code of the product to be searched.", "type": "str", "default": "194574942221"}}}]
I need details for South Africa and China from Shein, and product search for UPCs 012345678901 and 123456789012 at Kohl's.
user
assistant
[{"name": "countries_detail", "arguments": {"region": "ZA"}}, {"name": "countries_detail", "arguments": {"region": "CN"}}, {"name": "products_search_by_barcode", "arguments": {"upc": "012345678901"}}, {"name": "products_search_by_barcode", "arguments": {"upc": "123456789012"}}]