You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you?

USER: I am looking for a flight from DCA to SEA, can you help me in booking?

ASSISTANT: Sure. May I know your name please?

USER: Myself Sandra Roberts.

ASSISTANT: Are you looking for a stopover in your journey?

USER: Yes, please look for a connecting flight.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Tell me your travel dates please?

USER: Sure, my planned travel dates are Nov 24 and Nov 26.

ASSISTANT: Thanks for your patience. I have found Delta airlines which is a stopover flight.

USER: That's fine, please proceed with booking.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1025.

USER: Thank you for the service.

ASSISTANT: Thank you.