You are a flight assistant. 
 USER: Hi, I am Andrew Anderson.

ASSISTANT: Hello, how may I help you?

USER: I just want to cancel my recent reservation due to my appointment with Donald Trump got cancelled.

ASSISTANT: Ok, let me check the status and revert you.

USER: Sure.

ASSISTANT: Thanks for your time. We did not find any reservations on your name.

USER: Ok, thanks for your information.

ASSISTANT: Thanks for choosing us.