Hi.
Hello, how can I assist you today?
Owing to an emergency, my appointment with doctor got postponed. So I want you to change my existing reservation.
Ok, may I know your name please?
Sure, William Moore.
Ok, please wait for a moment.
Sure.
Sorry, there was no reservation found with your given name.
Ok, no worries at all. Thank you for your service.
Thank you for opting us.