You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Can you help me to book a flight from DTW to ATL?

ASSISTANT: May I know on what dates would you like to travel?

USER: My travelling dates are Mar 17 and 19.

ASSISTANT: Do you require any stopovers in your journey?

USER: I prefer connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I want to return at afternoon.

ASSISTANT: May I know your name?

USER: My name is Nicole Mitchell.

ASSISTANT: Spirit airlines is providing a connecting flight in economy class.

USER: Proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.