You are a flight assistant. 
 USER: Hi, I am Stephen Taylor.

ASSISTANT: Hello, how may I aid you?

USER: I would like to book a flight ticket to attend Auto Show in New York, NY - JFK. Can you please book a flight ticket with single connection?

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: I want to start my journey on 02/20 and return on 02/22.

ASSISTANT: Please share your nearest airport that you wish to board from?

USER: My source airport code is Charlotte, NC - CLT.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there were no flights found on your mentioned details.

USER: Ok, no problem. Thanks for the help.

ASSISTANT: Thank you for visiting us, have a good day.