You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I need to book a flight ticket from DTW to DFW, Can you please help me for booking?

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

USER: I would like to travel on 01/12 to return on 01/14.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have class preference?

USER: I am comfortable with any class.

ASSISTANT: May I know your departure and arrival time?

USER: No.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please on hold.

USER: Sure.

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

USER: Ok, proceed for booking.

ASSISTANT: Please share your name.

USER: Jennifer Turner here.

ASSISTANT: Your ticket has been reserved with the flight-1017 in economy class.

USER: Thanks for your information.

ASSISTANT: Welcome, have a safe trip.