[{"name": "calculate_age", "description": "Calculate the age based on date of birth", "parameters": {"type": "object", "properties": {"date_of_birth": {"type": "string", "description": "The date of birth in YYYY-MM-DD format"}}, "required": ["date_of_birth"]}}, {"name": "check_text_sentiment", "description": "Check the sentiment of a text", "parameters": {"type": "object", "properties": {"text": {"type": "string", "description": "The text to analyze the sentiment of"}}, "required": ["text"]}}]
user
Hi, I was born on 1990-05-15. Can you tell me how old I am today?
assistant
function
calculate_age
{"date_of_birth": "1990-05-15"}
tool
{"age": 31}
calculate_age
assistant
<think>Based on the calculation, the user's age is 31 years old. I will inform the user of their current age.</think>

You are currently 31 years old.