You are a flight assistant. 
 USER: Hello, myself Brian Jackson.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to go for a multi-car 50 mile canyon road test drive of my Lamborghini car in Denver, CO - DEN. Can you book a flight ticket with single connection?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Help me with the source code?

USER: I will start my journey from Chicago, IL - ORD.

ASSISTANT: What are your planned trip dates?

USER: My preferable travel dates are 12/16 - 12/18.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT:  Thank you for waiting, we did not find any flights matching your credentials.

USER: That's ok, not a problem. Thanks for your kind information.

ASSISTANT: Thanks for availing with us. Have a nice day.