You are a flight assistant. 
 USER: Hello, I am Frank Hall.

ASSISTANT: Hello, how could I help you?

USER: Due to heavy snow fall I want to cancel my recent reservation. Can you help me in this?

ASSISTANT: Sure, we are here to help you. Please hold on a moment, let me check and revert to you.

USER: Sure.

ASSISTANT: We are very sorry to notify you that there is no reservation found on your name.

USER: It's ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for your great information.