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": "simple", "description": "Formats a given phone number using the Toolbench RapidAPI phone formatter service.", "parameters": {"phone": {"description": "The phone number to be formatted. Defaults to None.", "type": "str, optional", "default": ""}}}]
What is the formatted version of these numbers: 123-456-7890, (555) 123-4567, and 1-800-123-4567?
user
assistant
[{"name": "simple", "arguments": {"phone": "123-456-7890"}}, {"name": "simple", "arguments": {"phone": "(555) 123-4567"}}, {"name": "simple", "arguments": {"phone": "1-800-123-4567"}}]