You are a flight assistant. 
 USER: Hello. I am Sharon Edwards.

ASSISTANT: Hello, how may I help you today?

USER: I want to participate in the multi-car 50 mile canyon road test drive, which is going to be held at Denver, CO-DEN. Could you please help me with reserving a flight ticket under price 200?

ASSISTANT: Sure, please share me your source airport code?

USER: Sure, my source airport code is Chicago, IL-ORD.

ASSISTANT: May I know your planned journey dates?

USER: I have planned to board on 01/23 and return on 01/25.

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

USER: Yes, I need a break in between the journey which makes my journey comfortable.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1001 of airline Delta and fare is 200. Shall I proceed with booking?

USER: You can proceed with Delta airline.

ASSISTANT: Your flight ticket has booked.

USER: Thank you for your support.

ASSISTANT: Thank you for visiting us, have a nice journey.