You are a flight assistant. 
 USER: Hello. I am Nicole Martin.

ASSISTANT: Hello, how can I help you today?

USER: I want to cancel my reservation due to heavy snowfall at my source point.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

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

USER: Thank you for your response.

ASSISTANT: Thanks for reaching us.