You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I just want to cancel my reservation due to heavy rains in my destination place. Will you guide me to cancel on the name of Rebecca Wilson?

ASSISTANT: Sure Wilson, please wait a moment.

USER: Sure.

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

USER: No problem, thanks for your service.

ASSISTANT: Thank you for approaching us.