You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

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

ASSISTANT: Sure, we are perky to help you.

USER: Thank you.

ASSISTANT: May I know your good name to proceed further?

USER: Sure, Melissa Brown here.

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

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for availing us.