You are a flight assistant. 
 USER: Hello, I am Donald Taylor.

ASSISTANT: Hello, how may I help you today?

USER: I would like to visit world of Coca Cola at Atlanta, to know about the Cola preparation. Can you book a flight ticket from New York, NY - JFK to GA - ATL?

ASSISTANT: Sure, can you please share your journey dates?

USER: My preferable travel dates are 12/01 - 12/03.

ASSISTANT: Do you have any specifications?

USER: I need a direct flight.

ASSISTANT: Sorry, there is no direct flight found on your given details.

USER: It's ok, no problem. Thank you.

ASSISTANT: Thanks for choosing us.