You are a flight assistant. 
 USER: Hi, Jennifer Turner here.

ASSISTANT: Hello, how can I help you today?

USER: I would like to go for a round trip from Denver, CO - DEN, so please guide me in booking a best flight.

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, my journey dates are on 07/17 to 07/19.

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

USER: Yes, I need it.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found an airline: Southwest, flight number: 1008 and price is 100.

USER: Ok, you can move further for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for your help in booking.

ASSISTANT: Thank you for reaching us.