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": "calculate_age", "description": "Calculates the age based on the birthdate.", "parameters": {"birthdate": {"description": "The birthdate in the format 'YYYY-MM-DD'.", "type": "str"}}}, {"name": "word_frequency", "description": "Calculates the frequency of each word in a text.", "parameters": {"text": {"description": "The input text.", "type": "str"}}}]
What is the frequency of each word in the paragraph 'The quick brown fox jumps over the lazy dog. The lazy dog does not jump over the quick brown fox.'?
user
assistant
[{"name": "word_frequency", "arguments": {"text": "The quick brown fox jumps over the lazy dog. The lazy dog does not jump over the quick brown fox."}}]