You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

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

ASSISTANT: Sure, please share me your trip dates.

USER: I will start on 06/09 and return on 06/11.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a break in my journey.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: I am Cynthia Carter.

ASSISTANT: May I know your class preferences?

USER: I am comfortable with any flight.

ASSISTANT: We found a Spirit airline and 1024 is flight number with a fare of 700. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is confirmed with a business class.

USER: Thank you for your kind service.

ASSISTANT: Thank you for availing us.