You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Paul Scott here. I want to change my reservation, due to heavy rainfall in New York, so I want to change my  destination airport.

ASSISTANT: Scott, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name to change your reservation.

USER: That's ok, thanks for you information.

ASSISTANT: Are you expecting any other help from me?

USER: No, thank you.

ASSISTANT: You are welcome.