Task: Dialogue Generation
Input (English): F: Hello, Home Cleaning Service. Can I help you? ,M: Yes, I need to have a document delivered. ,F: Sorry, we don't have delivery service. You may probably try 8460330 at Express Delivery Service, please? ,M: Oh, thanks.
(A) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (B) F: You're welcome. Our Home Cleaning Service can help you deliver your document. (C) F: You're welcome. Express Delivery Service will help you clean your house later. (D) F: You're welcome. We are glad to offer you the phone number of Nanny Service.
Output (English): A