You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I aid you for the day?

USER: I am Dorothy Young, I want to cancel my reservation, can you help me with cancellation?

ASSISTANT:  Sure, we are gleeful to help you for cancellation. Please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting. I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: Ok, thanks for the information.

ASSISTANT: Thank you for reaching us, Have a blissful day!.