You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ronald Davis.

ASSISTANT: How may I aid you today?

USER: Can you please cancel my reservation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please be on hold to check your reservation.

USER: Sure.

ASSISTANT: We regret to inform you that, there is no reservation found on your name in our records.

USER: Ok, thank you for informing me.

ASSISTANT: Thank you for approaching us, have a great day.