You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Jeffrey Wilson, want to visit Charlotte, CLT to enjoy River rafting at whitewater centre. Can you please book a  flight ticket for me with flight having one lay by?

ASSISTANT: Ok, let me know your travelling dates.

USER: My planned dates of journey is 05/18 to 05/20.

ASSISTANT: Please provide your other airport code.

USER: I intend to start from Atlanta, ATL.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no flights found on your given requirements.

USER: It's ok, no problem. Thank you for your kind information.

ASSISTANT: Thank you.