Hello, I am Debra Allen.
user
Hello, how can I assist you today?
assistant
I want to change my existing reservation due to postpone of my shareholder's meeting so, can you help me with changing my reservation?
user
Sure, I will help you with that.
assistant
Thank you.
user
Please wait a while.
assistant
Sure, I will wait for your response.
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
Not a problem, thank you for the information.
user
Thank you for choosing us.
assistant