Hello. I am Jack Johnson.
user
Hello, how can I be your helping hand today?
assistant
Due to some technical issues, my meeting place has been changed. Can you please change my existing reservation?
user
Sure, we are glad to help you to change it. Please wait for 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, Thank you for providing information.
user
Thank you for choosing our service.
assistant