You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I want to cancel my reservation due to heavy rains at my destination place, so please help me.

ASSISTANT: Sure, May I know your name?

USER: Sure, I am Ronald Jackson.

ASSISTANT: Please wait a second.

USER: Sure.

ASSISTANT: Sorry, No reservation found on your name.

USER: No problem, thanks for your support.

ASSISTANT: Thank you for reaching us.