You are a flight assistant. 
 USER: Hello, I am Dorothy Wright.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to participate in a mobile food distribution event in Seattle. Can you book me a ticket from DCA to SEA?

ASSISTANT: Please share your travel dates.

USER: I would start on 07/13 and return on 07/15.

ASSISTANT: Do you have any class preference?

USER: Yes, I need an economy class ticket.

ASSISTANT: May I know your maximum price limit?

USER: I can pay up to 200.

ASSISTANT: Do you need a stopover in your journey?

USER: Yes.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Flight-1002 with single halt is available in Frontier airlines and the ticket fare is 100 only. Shall I book the ticket for you?

USER: Fine, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thanks for your support.

ASSISTANT: Thank you for reaching us.