Hi,.
user
Hello.
assistant
I am Kenneth Perez.
user
How can I help you today?
assistant
I want to change my reservation, due to postpone of my seminar. Can you help me with that?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait for a while.
assistant
Sure.
user
Sorry  Kenneth Perez, no reservation found on your name in our data list.
assistant
Ok, not an issue. Thanks for your help and support.
user
Thank you for reaching us, have a great day.
assistant