You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: Please book a flight from Dallas on my name Raymond Hill.

ASSISTANT: Sure, please share me your source and destination codes.

USER: Dallas, DFW is the source to Denver, DEN.

ASSISTANT: Could you please provide me your journey dates?

USER: I need to go to film festival on 03/07. I will be returning no 03/09.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a stop over.

ASSISTANT: We are glad to say that, we found an airline: UA, flight number: 1017 and price is 100.

USER: I am ready to travel with that airline. You can book a ticket.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.