You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you for today?

USER: I am Jacob Anderson.

ASSISTANT: Ok.

USER: I want to cancel my recent reservation due to meeting has been postponed.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry, Anderson no reservation found on your name.

USER: Ok, thanks for informing.

ASSISTANT: Most welcome.