Vodacom fibre service bad

We have bad experience with vodacom services Our fibre are of since 24 December 2021 till now and still no one come to help us We have called vodacom to many times and every time the same story dat they will escalate We have a service request number They said that they will send someone out on saturday on the 8th January 2022 but no one came We have waited the whole day We pay for a full service and now we lost 18 days that we could not use our fibre internet What can we do so that they can fix it immediately? The service request number is SR***