You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I need to book a flight ticket from DFW to SEA, Can you please help me for booking?

ASSISTANT: Sure. Tell me your travel dates please?

USER: I would like to travel on 01/21 to return on 01/23.

ASSISTANT: May I know your name please?

USER: Nancy Miller here.

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

USER: Yes, I need a connecting flight.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Please wait.

USER: Sure.

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

USER: Ok, proceed for booking.

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

USER: Thanks for your information.

ASSISTANT: Thank you.