You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Helen Parker, need to cancel my reservation as my meeting got cancelled, can you please help me out?

ASSISTANT: Sure, I am blissful to help you.

USER: Thank you.

ASSISTANT: Please be on hold.

USER: Ok.

ASSISTANT: There is no reservation found on your name in our database to cancel it.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.