You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Can you please assist me for booking from SFO to DCA?

ASSISTANT: Sure, I will aid you with that. Can you please mention your preferable travel dates?

USER: My trip dates are on March 28 and 30.

ASSISTANT: May I know your name for further process?

USER: Shirley Wright here.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: I am fine with any timing.

ASSISTANT: Do you have any another specifications?

USER: I need a flight in normal cost airline.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: Delta airline flight available with connection limit 1 and fare is 100, shall I confirm this business class flight?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1016.

USER: Thank you.

ASSISTANT: You are welcome Shirley Wright.