You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Deborah Brown. Would it be possible to cancel my reservation, which I have done with my name?

ASSISTANT: Yes, I will help you with that. Please, wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time. I am sorry to inform you that, there is no reservation found on your name.

USER: No worries, thank you for your information.

ASSISTANT: Thank you for approaching us.