You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Deborah Wilson here.

ASSISTANT: Wilson, how can I help you?

USER: I want to cancel my reservation, can you help me?

ASSISTANT: Sure, I will help you Wilson. Let me check your reservation status.

USER: Sure, take your time.

ASSISTANT: Wilson, I have not found any reservation by your name in our database.

USER: Thank you so much.

ASSISTANT: Thank you for contacting us and have a nice day.