You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Christopher Scott. I want to book a flight ticket to attend a Food Festival in Oakland CA - OAK, could you help me in booking a flight ticket from DC - DCA?

ASSISTANT: Sure, may I know your journey dates?

USER: I want to fly on 02/01 and return on 02/03.

ASSISTANT: Hold on a minute.

USER: Sure.

ASSISTANT: There is a flight on AA airline, flight number as 1029 with the fare of 100.

USER: You can proceed to booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for availing us.