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_calorie_intake", "description": "Calculates the recommended daily calorie intake and macronutrient distribution based on personal characteristics and goals.", "parameters": {"weight_kg": {"description": "Body weight in kilograms.", "type": "float"}, "height_cm": {"description": "Height in centimeters.", "type": "float"}, "age": {"description": "Age in years.", "type": "int"}, "sex": {"description": "Biological sex, either 'male' or 'female'.", "type": "str"}, "activity_level": {"description": "Activity level on a scale of 1 to 5 (1 = sedentary, 5 = extremely active).", "type": "int"}, "goal": {"description": "Fitness goal, either 'lose', 'maintain', or 'gain'.", "type": "str"}}}]
A 50-year-old male, weighing 90 kg and 175 cm tall, with a lightly active lifestyle, wants to maintain his weight. What is his recommended daily calorie intake and macronutrient distribution?
user
assistant
[{"name": "calculate_calorie_intake", "arguments": {"weight_kg": 90, "height_cm": 175, "age": 50, "sex": "male", "activity_level": 2, "goal": "maintain"}}]