You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How may I serve you?

USER: I am Paul Collins and I want to cancel my existing reservation. Please help me with it.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

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, not an issue. Thanks for the information.

ASSISTANT: Thanks for making an enquiry with us regarding cancellation process.