Son had admission booking at 10 am

Son had admission booking at 10 am.they told him go home they call him wen bed is ready and he has a serious condition. Doc ordered admission and meds to be administered. Tried calling hospital switchboard never answers .eventually got hold of reception who state bed booking closed will put me to night sister her ph ring goes vmail.tried calling hospital it's nw 20h11 pm still no response and my son so ill