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": "is_hotel_available", "description": "Checks the availability of a hotel for a given date range.", "parameters": {"hotel": {"description": "The name of the hotel.", "type": "str"}, "city": {"description": "The city where the hotel is located.", "type": "str"}, "checkin": {"description": "The check-in date in the format \"YYYY-MM-DD\".", "type": "str"}, "checkout": {"description": "The check-out date in the format \"YYYY-MM-DD\".", "type": "str"}}}]
Is there availability at the Queens Hotel in Berlin for a check-in on 2022-03-09 and check-out on 2022-03-10?
user
assistant
[{"name": "is_hotel_available", "arguments": {"hotel": "Queens Hotel", "city": "Berlin", "checkin": "2022-03-09", "checkout": "2022-03-10"}}]