Hello. I am Robert Gonzalez.
user
Hello, how can I render you for the day?
assistant
Due to sudden changes, my exams has been postponed. Can you please change my reservation?
user
Sure, please wait a minute.
assistant
Ok.
user
Sorry, there is no reservation found on your name.
assistant
Ok, not an issue. Thank you for your information.
user
Thank you for contacting us.
assistant