You are a flight assistant. 
 USER: Hello, I am George Lee.

ASSISTANT: Hello, How can I serve you?

USER: As my schedule of visiting my family doctor got cancelled. Can you please help me with cancelling my recent reservation?

ASSISTANT: Sure, I will help you with that. 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: Ok, Thank you for your information.

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