You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I would like to travel from DTW to DTW on a round trip. Can you find any flights available?

ASSISTANT: Sure, can I know the travel dates please?

USER: I am planning to travel on dates 11/30 and 12/02.

ASSISTANT: Ok, give me a moment mean while I will check.

USER: Ok.

ASSISTANT: Can I know your name for proceeding further?

USER: My name is Debra Brown.

ASSISTANT: Brown, there is a flight for with flight number is 1002 and airline is Southwest. Shall I book it?

USER: Please book it.

ASSISTANT: I have booked your ticket.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing our service.