Hello, I am Ruth Evans.
user
Hello, how can I serve you today?
assistant
Due to sudden change in my exam dates I need to Change my existing reservation can you help me with the changes?
user
Sure, please wait for a while.
assistant
Thank you.
user
Sorry, there is no reservation found on your name.
assistant
No problem. Thank you for the information.
user
Thank you for availing us.
assistant