You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you today?

USER: I have a conference meeting at Washington this week day. Can you please help me in reserving the ticket from IAH to DCA?

ASSISTANT: Sure. Can you please mention your preferable travel dates?

USER: My trip dates are Nov 9 to Nov 11.

ASSISTANT: May I know your name for further process?

USER: I am Jonathan White.

ASSISTANT: Is there any additional preferences do you have?

USER: I prefer a economy class.

ASSISTANT: Do you have any another preferences?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Frontier airline flight available with connection limit 1 and fare is 200, shall I confirm this economy class flight?

USER: You can reserve it.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1018.

USER: Thank you.

ASSISTANT: You are welcome Jonathan White.