You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ryan Campbell.

ASSISTANT: How may I aid  you Ryan?

USER: I want to cancel my reservation, due to heavy rainfall in New York.

ASSISTANT: Ok, please wait a moment to check your previous reservation status.

USER: Ok.

ASSISTANT: Sorry to inform you that, there is no reservation found with your name in our records.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching us, have a great day.