You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Rachel Jones. I want to book a flight ticket from ATL to DFW.

ASSISTANT: Sure, on what dates are you willing to make your trip?

USER: My travelling dates are Feb 26 and Feb 28.

ASSISTANT: May I know your budget?

USER: I can pay up to 500.

ASSISTANT: Do you need a lay by?

USER: Yes.

ASSISTANT: There is an Spirit airline with flight number 1027 going on your way and the fare is 200. Is that fine?

USER: You can proceed with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.