Hello,. I am Stephanie Lee.
user
 Hello, how can I assist you today?
assistant
I made a earlier reservation to attend a seminar, due to some issues it got postponed. Can you please change my reservation?
user
Sure, I will help you with that.
assistant
Thank you.
user
Please wait a while.
assistant
Sure.
user
Thank you for waiting. I have checked in reservation list to change your ticket, but could not find any reservation with your name.
assistant
Ok, no issue. Thank you for your information.
user
Thank you for choosing us.
assistant