You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Kathleen Hall, want to cancel my reservation. Can you please help me?

ASSISTANT: Sure, we are perky to help you.

USER: Ok.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: It's ok, thank you.

ASSISTANT: Thank you for communicating with us.