Hello,.
Hello, how can I assist you?
I want to change my existing reservation as my exam got postponed.
Sure, I am happy to help you. May I know your name?
I am Emma Lewis.
Ok, please wait for a while.
Ok.
Thank you for being patient, There was no reservation found on your name to change it.
Ok, no problem. Thank you for the information.
Thank you for connecting with us.