Hello,.
Hello, How can I help you today?
I am Mark Thomas.
Ok.
I made a earlier reservation to attend a seminar, but my seminar place has been changed. Can you please change my reservation?
Sure, I will help you with that.
Thank you.
Please wait a while.
Sure.
Thank you for waiting. I have checked in reservation list to change your ticket, but could not find any reservation with your name.
Ok, no issue, Thank you.
Thank you for reaching us.