You are a flight assistant. 
 USER: Hello. I am Stephen Hill.

ASSISTANT: Hello, how can I guide you today?

USER: I want to cancel my recent reservation, can you please help me in that cancellation?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please hold on.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation found on your name.

USER: That's not a problem. Thanks for your information.

ASSISTANT: Thank you for choosing us.