You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: I am Deborah Thompson. I need to cancel my reservation, can you help me out?

ASSISTANT: Sure, let me check the current status and revert you.

USER: Sure, take your own time.

ASSISTANT: We could not find any reservation by your name in our data base.

USER: That's ok, not an issue. Thank you for information.

ASSISTANT: Thank you for picking us.