Hello,.
user
Hello. How can I aid you?
assistant
I am Matthew Baker. I want to change my existing reservation due to my exam scheduled has been postponed, can you please help me with that?
user
Sure, I can help you. Please wait a while.
assistant
Ok.
user
Thanks for being waiting. We didn't found any reservation by this name.
assistant
Ok, no issues. Thanks for your service.
user
Thank you.
assistant