You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I am Frank Wright, want to cancel my reservation. Can you please help me?

ASSISTANT: Sure, I am here to help you out. Please allow me a moment.

USER: Sure, take your time.

ASSISTANT: Sorry  Frank Wright, there is no reservation on your name in our database.

USER: That's fine, thank you.

ASSISTANT: Thank you for reaching us.