You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Nicholas Roberts. I want to cancel my recent reservation due to heavy rainfall.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say that, no reservation was found with your good name.

USER: Not an issue, thank you.

ASSISTANT: Thank you for reaching us.