Hello.
user
Hello, do you need any help from us?
assistant
I need to change my existing reservation due to postpone of my exams, can you help me in doing that?
user
Sure, could I have your name please?
assistant
I am Paul Hernandez.
user
Ok, could I have your name please? Sorry, there is no reservation with your name in our portal to make changes.
assistant
Ok, no issues. Thank you for opting us.
user
You are welcome, have a great day.
assistant