You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Is there any help that I can assist you?

USER: Please help me to book a flight ticket from Denver to attend a business meeting in Phoenix.

ASSISTANT: Sure, I can help you and can I know your airborne and recur planned travel dates?

USER: Sure, I want to start my journey on 08/10 and my return date will be on 08/12.

ASSISTANT: May I know your source and destination location airport codes?

USER: My source airport code is DEN and my destination airport code is PHX.

ASSISTANT: Can I know your name please?

USER: I am Timothy Turner.

ASSISTANT: Is there any connection preference?

USER: I want to fly with the connecting flight.

ASSISTANT:  As per your intent, there is a flight in Spirit airlines which is providing you a flight to your destination with a ticket fare of 200, can I confirm your flight ticket booking?

USER: That's fine, you can book the ticket with this airline.

ASSISTANT: Your flight ticket booking is confirmed on your travel dates.

USER: Thank you for your support in booking.

ASSISTANT: You are most welcome.