You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me in booking a flight ticket from DFW to DTW?

ASSISTANT: Sure, may I know your travel dates?

USER: Sure, my travel dates are from Feb 05 to Feb 07.

ASSISTANT: Ok, may I know your class preference?

USER: I prefer economy class.

ASSISTANT: Ok, is there any other requirements?

USER: I need a connecting flight.

ASSISTANT: May I know your name?

USER: Justin Walker here.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: There is a flight available in Spirit airlines and the ticket fare is 100 only. Can I book the ticket for you?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked in economy class with the flight-1000.

USER: Thank you for booking.

ASSISTANT: You are welcome and thank you for choosing us.