You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how could I aid you today?

USER: I am Samuel Nelson. I want to cancel my reservation due to heavy rainfall at my place.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Sorry to inform, there is no reservation found with your provided name.

USER: Ok, thank you for informing.

ASSISTANT: Thank you for availing us.