You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me to cancel my recent reservation?

ASSISTANT: Sure, we are perky to help you.

USER: Thank you.

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

USER: Sandra Lewis is my name.

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

USER: Ok, thanks for your service.

ASSISTANT: Thank you for availing us.