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": "users", "description": "Fetches user data from the Reqres API with optional content type and API key specifications.", "parameters": {"content_type": {"description": "The content type for the request header. Defaults to 'application/json'.", "type": "str", "default": "application/json"}}}]
Fetch user data from the Reqres API in JSON format and also fetch the same data in XML format.
user
assistant
[{"name": "users", "arguments": {"content_type": "application/json"}}, {"name": "users", "arguments": {"content_type": "application/xml"}}]