You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you please help me in booking a flight ticket from DCA to LAS?

ASSISTANT: Sure. May I know your name please?

USER: Myself Donna Scott.

ASSISTANT: Tell me your travel dates please?

USER: I would like to fly on Aug 07 and return on Aug 09.

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

USER: Yes, I need a single connection.

ASSISTANT: Any other preferences?

USER: No.

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

USER: You can proceed to booking.

ASSISTANT: Yes, I have confirmed your flight ticket in flight number 1014.

USER: Thank you.

ASSISTANT: Thank you.