You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I render you today?

USER: I am George Clark. I am planning to attend a Sports Live event in Denver, so please help me in booking a flight ticket.

ASSISTANT:  Sure, I would be happy to help you. Can you please provide your take off and landing airport codes?

USER: My source is Atlanta, GA - ATL and destination code is CO - DEN.

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 would like to fly on 08/23 and return on 08/25.

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

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found AA airline fare of 100. Shall I proceed for booking with single stopover flight?

USER: You can proceed to booking.

ASSISTANT:  Your ticket has been confirmed with airline number 1002.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.