vumatel internet off again when will this stop and when will i get refund ?????????????"

my internet off again in less than a week a technition was here in the street and told me it will be onb 12 o clock then he told me 1 oclock then he told me 3 o clock and now they gopne and my internet is not working ?????? where is my internet i pay for ????? also still not credit noted for all the days i was off and i must just pay