You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I want to travel in a business class flight, can you please find out a flight for me?

ASSISTANT: Sure, I will aid you with that. Can you please mention your preferable travel dates?

USER: Thank you, my departure is on Sept 13 and please book my return ticket on Sept 15.

ASSISTANT: Could you please mention your preferable airport code names?

USER: Sure, I want to travel from CLT to MSP.

ASSISTANT: May I know your name for further process?

USER: Sure, my name is Amy Allen.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: No.

ASSISTANT: Do you have any limits on number of connections?

USER: I will prefer single connection.

ASSISTANT: Ok, please hold on a moment.

USER: Sure, take your time.

ASSISTANT: AA flight available with connection limit 1 and fare is 300, shall I confirm this business class flight?

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1028.

USER: Thank you for your kind assistance.

ASSISTANT: You are welcome Amy Allen.