Hello.
user
Hello. How can I assist you?
assistant
I have made an earlier reservation to attend for an conference, due to some issues conference has been postponed. Can you please help me to change it?
user
May I know your name please?
assistant
Sure, my name is James White.
user
Please wait for a while.
assistant
Sure.
user
Sorry, no reservation found on your name to change.
assistant
Ok, thanks for your information.
user
Thank you for reaching us.
assistant