Hi.
user
Hello, how may I help you today?
assistant
I already have an reservation to attend a meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation. Can you help me in change an existing reservation?
user
Sure, I will modify your reservation. May I know you name?
assistant
I am Carol Williams.
user
Give me a minute, let me check and revert to you.
assistant
Ok.
user
Sorry Carol, there was no reservation on your name in our database.
assistant
OK.
user
Thank you for approaching us.
assistant