Hello, I am Samantha Roberts.
user
Hello, how may I best render you now?
assistant
I made a reservation earlier to attend for a meeting, but it has been postponed. Can you please change my reservation?
user
Sure, I am here to help you. Please wait for a while.
assistant
Sure.
user
Sorry there is no reservation found on your name.
assistant
Ok, Thank you for your service.
user
Thanks for communicating us.
assistant