You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am looking for a flight from LAS to Washington, IAD. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: My travel dates are Dec 13 and Dec 15.

ASSISTANT: May I know your connection limit?

USER: Yes, I am looking for a  connecting flight in my journey.

ASSISTANT: Do you have any airline preference?

USER: No, I am comfortable to travel in any airline.

ASSISTANT: In which do you prefer to travel?

USER: No.

ASSISTANT: Do you have any other requirements?

USER: No, I din't have any other requirements.

ASSISTANT: Ok, please let me know your name to proceed further.

USER: Sure, myself George Phillips.

ASSISTANT: Spirit airlines is having a flight with a ticket fare 200, shall I proceed with booking?

USER: That's fine for me, please proceed with that ticket booking.

ASSISTANT: Your ticket has been reserved with the flight-1001 in economy class.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Welcome, have a safe trip.