Hello.
user
Hello, how can I assist you today?
assistant
I am Nicholas Jones. I want to change my existing reservation. Could you help me with that?
user
Sure, I will help you with that.
assistant
Thank you.
user
Please wait a moment.
assistant
Ok.
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
That's ok, no problem. Thank you.
user
Thank you for choosing us.
assistant