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": "vehicles_models", "description": "Fetches a list of vehicle models for a specified vehicle make using the Carbonsutra API.", "parameters": {"vehicle_make": {"description": "The make of the vehicle to retrieve models for.", "type": "str", "default": ""}}}]
List all models for luxury brands 'BMW' and 'Mercedes-Benz'.
user
assistant
[{"name": "vehicles_models", "arguments": {"vehicle_make": "BMW"}}, {"name": "vehicles_models", "arguments": {"vehicle_make": "Mercedes-Benz"}}]