Hi, I am Margaret Smith.
user
Hello, Margaret Smith, how can I assist you?
assistant
I want to cancel my existing reservation due to some change in schedule of my travelling plan. Could you help me?
user
Sure, we are happy to help you. Please wait for a while. Sorry, we did not find any existing reservation based on your name.
assistant
Ok, thank you.
user
Thanks for choosing us, have a nice day.
assistant