Vodacom and it's *********** service

2 weeks ago I took a contract with Vodacom. On the day I received the phone I did a sim swop so I can keep my original business number. I assumed all was in order and today no one could get through to me. I called the Vodacom customer service center and luckily got a consultant that's willing to help. The sim swop was done 2 weeks ago and than it reverted back to the old number. So in actual fact my business number is now no longer in use. I am using Vodacom for years now and do not appreciate what has happened. This is impacting my business in a huge way as no clients can contact me. I run my business 7 days a week. And this is unprofessional. I need someone to contact me now to resolve this matter. My number is ***