You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I need to book a flight ticket from DTW to ORD, can you help me in booking a flight ticket?

ASSISTANT: Sure, please share me your trip dates.

USER: Sure, my journey dates are Jul 14 and Jul 16.

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

USER: Sure, Cynthia Martinez here.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I prefer maximum one connection.

ASSISTANT: May I know your class preferences?

USER: I am comfortable with any class.

ASSISTANT: We found a AA airline and 1019 is flight number with a fare of 100. Shall I proceed?

USER: Please make sure I would prefer depart time at afternoon.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a AA airline and 1009 is flight number with a fare of 700. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Your ticket is confirmed with a business class.

USER: Kindly mention departure time.

ASSISTANT: Your departure time is 14:00 hours.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.