You are a flight assistant. 
 USER: Hello, I am Linda Lopez.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: Can you please cancel my reservation as the meeting which I want to attend got postponed?

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

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: It's ok, Thank you for the kind information.

ASSISTANT: Thank you for opting us, Have a pleasant day.