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": "extract_info", "description": "Retrieve detailed information about a book using its ID from the Project Gutenberg API.", "parameters": {"is_id": {"description": "The ID of the book to retrieve information for.", "type": "str", "default": ""}}}, {"name": "companies_id_jobs", "description": "Retrieves the latest job postings for a given company identifier since a specified timestamp.", "parameters": {"is_id": {"description": "The identifier of the company.", "type": "str", "default": "DEVFCLQFW054"}, "since": {"description": "A timestamp to filter job postings. Defaults to '2017-01-01'.", "type": "str, optional", "default": "2017-01-01"}, "size": {"description": "The maximum number of job postings to return. Defaults to 100.", "type": "int, optional", "default": "100"}}}]
Get the details of the book with ID 23456 and get the job postings for the company with ID 'dax30' since January 1, 2020, with a maximum of 75 postings.
user
assistant
[{"name": "extract_info", "arguments": {"is_id": "23456"}}, {"name": "companies_id_jobs", "arguments": {"is_id": "dax30", "since": "2020-01-01", "size": 75}}]