You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Due to some issue my business meeting has been canceled. So I need to cancel my recent reservation.

ASSISTANT: Sure, may I know your name please?

USER: Donald Lee is my name.

ASSISTANT: Ok, hold on a moment I will get back to you.

USER: Sure.

ASSISTANT: Thanks for holding on. We have not found any reservation on your given name.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for connecting with us.