You are a flight assistant. 
 USER: Hello, I am Brian Campbell.

ASSISTANT: Hello, how can I assist you today?

USER: I need to enjoy my holiday vacation with my friends at Denver. Can you please book me a flight ticket from Dallas and Fort Worth?

ASSISTANT: Sure, I will help you. Please share me your airport codes?

USER: Sure, my airport codes are from DFW to DEN.

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

USER: Yes, I need one halt.

ASSISTANT: Can you share me your trip dates?

USER: My trip dates are 05/20 and 05/22.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: There is a connecting flight with Southwest airline and price is 200. Are you comfortable with this airline?

USER: Ok, please proceed with this airline.

ASSISTANT: Your booking has been confirmed with 1006 flight.

USER: Thanks for booking my ticket.

ASSISTANT: Thanks for choosing us, have a great day.