Hello, I am Donna Anderson.
user
Hello, how may I help you today?
assistant
I just want to change my recent reservation, due to my seminar has been postponed. Can you help me to change it?
user
Sure, please hold on. I will let you know.
assistant
Sure.
user
There is no reservation found in your name.
assistant
Ok, no problem.
user
Thanks for contacting us.
assistant
Thanks for your assistance.
user