Hi.
user
Hello, do you need any help from us?
assistant
I want to change my existing reservation which is done recently because of postpone of my examination, can you please help me in this?
user
I understand your request and will be happy to help you.
assistant
Thank you.
user
Could I have your name please?
assistant
Sure, my name is Joseph Martin.
user
Sorry, there is no reservation matching with your name in our portal to make changes further.
assistant
Ok, no problem. Anyways, thank you for your service.
user
My pleasure. If any questions arise, please feel free to contact us at any time.
assistant
Definitely, thank you.
user