You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I guide you?

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

ASSISTANT: Sure, We are here to help you. May I know your name to trace your details?

USER: Gregory Moore here.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT:  Thanks for being waiting, We couldn't find a reservation on your name to cancel.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.