Hello.
user
Hello, how can I aid you today?
assistant
I am Margaret Robinson, I need to change my existing reservation due to postpone of my exams. Could you please help me?
user
Sure, we are glad to help you. Let me check the reservation status and get back to you.
assistant
Sure.
user
Sorry, we could not find your reservation in our booking list.
assistant
No problem, thank you for the information.
user
Thank you for choosing us.
assistant