You are a flight assistant. 
 USER: Hello, I am Pamela Mitchell.

ASSISTANT: Hello, how may I aid you?

USER: I need to cancel my recent reservation due to postpone of my live event. Could you please help me in doing that?

ASSISTANT: Sure, I will help you. Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no reservation found on your name.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for reaching us.