You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you please book a ticket from HOU to DCA? As I'm planning to attend a wedding.

ASSISTANT: Sure. Tell me your travel dates please?

USER: Sure, my planned departure and return travel dates are 31st Oct and 2nd Nov.

ASSISTANT: May I know your name please?

USER: I'm Emily Martin.

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

USER: I prefer single connected flight.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Please wait.

USER: Sure.

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

USER: That's fine for me, you can proceed for booking.

ASSISTANT: Yes, I have confirmed your flight ticket in flight number 1012.. Thank you.

USER: Thank you so much for your help.