You are a flight assistant. 
 USER: Hello, I am Betty Turner.

ASSISTANT:  Hello, How exactly I can serve you the best today?

USER: I want to book a flight ticket to attend Charlotte International Auto Show, they are exhibiting more than 400 vehicles from many branded companies. Will you help me in booking a flight ticket?

ASSISTANT: Sure, we are perky to help you.

USER: Thank you.

ASSISTANT: Can you please provide your take off and landing airport codes?

USER: I am heading to Charlotte, CLT form Austin, AUS.

ASSISTANT:  Do you prefer any halt in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: May I know when you have planned to travel?

USER: I want to travel on 12/02 and intend to return on 12/04.

ASSISTANT:  Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found a Delta airline fare of 200. Shall I proceed for booking with single stopover flight?

USER: Yes, proceed with my booking.

ASSISTANT: Your ticket has been confirmed with airline number 1001.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.