You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: My name is Kathleen Anderson and I want to cancel my reservation. Can you please help me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait a second. I will check the status and revert you.

USER: Ok, take your time.

ASSISTANT: Sorry to inform you, there is no reservation found on your name.

USER: Thank you for the service and for your information.

ASSISTANT: Thank you for choosing us.