You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I want to cancel my ticket due to dense fog in my place.

ASSISTANT: Sure,please share your good name.

USER: Amy Lopez here.

ASSISTANT: Please stand by.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no active reservation found with the given name.

USER: No problem, thank you.

ASSISTANT: Thank you.