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