Hello.
user
Hello, how can I assist you?
assistant
I want to change my reservation due to postpone of my exams, can you help me with that?
user
Sure, we are happy to help you. May I know your good name?
assistant
I am Robert Lopez.
user
Sorry, we did not find any active reservation on your name in our records.
assistant
No problem, thank you for the checking.
user
Thank you for availing us.
assistant