You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, good morning. What can I do for you today?

USER: Can you reserve a flight ticket from DCA to AUS to attend a business meeting?

ASSISTANT: Sure, let me know your travel dates.

USER: The meeting is on 01/31 and book the return ticket on 02/02.

ASSISTANT: I need your name for booking your ticket.

USER: I am Joseph Clark.

ASSISTANT: Clark, there is a flight with Southwest airlines and the ticket fare is 100. Shall I proceed with booking your ticket?

USER: Yes, it is under my cost only, confirm it.

ASSISTANT: Your ticket is booked and your flight number is 1007.

USER: Ok, that's good, thank you.

ASSISTANT: Thank you for contacting us, have a safe flight.