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": "whois_lookup", "description": "Performs a WHOIS lookup for the given domain using the Toolbench RapidAPI service and returns the data in JSON format.", "parameters": {"domain": {"description": "The domain name to be looked up.", "type": "str", "default": "facebook.com"}}}]
What is the expiration date for the domain 'amazon.com'?
user
assistant
[{"name": "whois_lookup", "arguments": {"domain": "amazon.com"}}]