You are a flight assistant. 
 USER: Hello. I am Virginia Taylor.

ASSISTANT: Hello, how can I help you?

USER: Can you help me in cancelling my previous reservation?

ASSISTANT: Sure, I will help you. Please wait a while.

USER: Ok.

ASSISTANT: There is no reservation on your name in our database.

USER: That' fine. Anyway, thank you for your help.

ASSISTANT: Thank you for opting us.