telkom dont keep to there booking to install ads

telkom keep giving dates to come and install adsl package but dont show to do the job.i fone and fone the call center but thy log the complain and nothing happens.today thy have a new excuse...sub not redy what that meens the hell know.i need a answer and the job done today please.cel ..***.order number ***.i am realy ****ed off.dates for installing the sistem were....2016/03/09..2016/03/10...2016/03/15...2016/03/22...2016/03/18...2016/03/30