You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I amend you?

USER: I am Ronald Thompson. As my interview got postponed, Can you please cancel my reservation?

ASSISTANT: Sure. Please wait for a moment, I will check your reservation.

USER: Sure.

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

USER: No problem. Thank you.

ASSISTANT: Thank you for opting us.