You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Raymond Allen, here. I want to cancel my reservation due to heavy rainfall in JFK.

ASSISTANT: Ok, please hold on for a moment.

USER: Sure.

ASSISTANT: Sorry, there is no previous reservation found on your name. Would you like to book a ticket on any other dates?

USER: That's ok, thanks for your information. No, I would not like to book a ticket.

ASSISTANT: Thank you, have a nice day.