Hi.
user
Hello, may I know your good name please?
assistant
I am Alexander Nelson.
user
How can I help you today?
assistant
I want to change my existing reservation due to my convocation date has been changed.
user
Ok, please wait for a while.
assistant
Ok.
user
Thanks for waiting, we have no reservation found on your name to change.
assistant
Not an issue. Thank you for kind information.
user
Thanks for choosing us.
assistant