Hello, I am Robert Campbell.
Hello, how could I help you at this moment?
My board meeting has been postponed so, I want to change my existing reservation. Can you help me to change my reservation?
Sure, please wait for a while, I will check with your existing reservation.
Sure.
Thank you for waiting, there is no reservation found on your name.
Ok, Thank you for your service.
Thank you for approaching us to change your existing reservation.