You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: I have an Urgent meeting at Denver, so I need to book a direct flight.

ASSISTANT: Sure, we are gleeful to help you for booking. Let me know your source details.

USER: My source is Atlanta, GA - ATL.

ASSISTANT: Ok, please share your journey dates.

USER: I planned to start my journey on 07/28 and return on 07/30.

ASSISTANT: Please help me with your destination airport code.

USER: My destination point is CO - DEN.

ASSISTANT: Ok, please wait for a couple of minutes.

USER: Sure.

ASSISTANT: Thanks for your time. Sorry to say that, we did not find any direct flights on your route.

USER: No problem, thanks for your quick response.

ASSISTANT: May I know your name?

USER: Ok, my name is Shirley Garcia.

ASSISTANT: Ok. Thank you for reaching us.