Hello,.
Hello, how can I aid you today?
I am Gregory Allen. Due to my scheduled exams has been postponed, I would like to change my existing reservation. Can you please help me with reservation?
Sure, we are glad to help you. Can you please wait for a moment, I will check with your reservation.
Ok.
We are sorry to inform you that, there is no reservation found with your name.
Ok, no issue. Thank you for your service.
Thank you for reaching us. Have a nice day.