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": "contacts", "description": "Fetches the contacts list from a specified WhatsApp instance using the Maytapi API.", "parameters": {"phone_id": {"description": "The unique identifier for the phone instance in the Maytapi WhatsApp service.", "type": "str", "default": ""}}}, {"name": "advanced_phone_number_lookup", "description": "Retrieves advanced technical information about a phone number, including validity, approximate location, timezone, carrier, line type, ported status, robocall/spam score, and more.", "parameters": {"dialcode": {"description": "The phone number dial code to retrieve information for.", "type": "str", "default": "+16502530000"}}}]
You are asked to fetch the contacts list from a WhatsApp instance with the phone_id '12345', retrieve advanced technical information for a phone number with the dialcode '+1234567890', and also fetch the contacts list from another WhatsApp instance with the phone_id '67890'. How would you invoke the 'contacts' and 'advanced_phone_number_lookup' functions to accomplish this task?
user
assistant
[{"name": "contacts", "arguments": {"phone_id": "12345"}}, {"name": "advanced_phone_number_lookup", "arguments": {"dialcode": "+1234567890"}}, {"name": "contacts", "arguments": {"phone_id": "67890"}}]