You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I want to book a flight ticket from DEN to DFW. Could you help me in booking?

ASSISTANT: May I know on which dates you are willing to travel?

USER: My travelling dates are from Jan 16 - 18.

ASSISTANT: Do you prefer a direct or connecting flight?

USER: I prefer for connecting flight.

ASSISTANT: Do you have any other requirements to be met?

USER: No.

ASSISTANT: May I know your name?

USER: Christopher Edwards.

ASSISTANT: Spirit airlines providing a connected flight in economy class.

USER: Ok, proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.