You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please cancel my reservation due to heavy rainfall at my destination place?

ASSISTANT: Sure, I am glad to help you with cancellation.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Jason Davis here.

ASSISTANT: Sorry to say that, there was no reservation found on your name.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for availing us.