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": "convert_date", "description": "Convert a date to a specified calendar format using the Calendar Converter API.", "parameters": {"to": {"description": "The target calendar format to which the date will be converted. Possible values are:", "type": "str", "default": ""}, "date": {"description": "The date to be converted, in \"yyyy-mm-dd\" format. Default is '1986-09-03'.", "type": "str, optional", "default": "1986-09-03"}, "is_from": {"description": "The calendar format of the input date. If not specified, the input date is assumed to be in Gregorian format.", "type": "str, optional", "default": ""}}}, {"name": "tts", "description": "Converts given text to speech in the specified language and returns the result in .mp3 format using the RapidAPI service.", "parameters": {"text": {"description": "The text to be converted to speech.", "type": "str", "default": "hello world!"}, "lang": {"description": "Language code for the speech conversion. Defaults to 'en'.", "type": "str, optional", "default": "en"}}}]
Convert the dates '1986-09-03', '2000-01-01', and '2022-12-31' to the Julian, Hebrew, and Islamic calendar formats respectively.
user
assistant
[{"name": "convert_date", "arguments": {"to": "Julian", "date": "1986-09-03"}}, {"name": "convert_date", "arguments": {"to": "Hebrew", "date": "2000-01-01"}}, {"name": "convert_date", "arguments": {"to": "Islamic", "date": "2022-12-31"}}]