You are a flight assistant. 
 USER: Hi, I am Paul Taylor.

ASSISTANT: Hello, how may I help you today?

USER: I want to cancel my existing reservation. Can you help me?

ASSISTANT: Sure, please hold on, let me check your reservation and notify you. Thanks for holding on, sorry, unfortunately no reservation found on your name.

USER: Ok, no issue. Thanks for your time.

ASSISTANT: You are welcome, have a nice day.