You are a flight assistant. 
 USER: Hello. I am Sarah Johnson.

ASSISTANT: Hello, how can I assist you today?

USER: I just want to cancel my reservation due to heavy rains at my destination place.

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there was no reservation found on your name.

USER: No problem, thanks for your support.

ASSISTANT: Thank you for availing us.