RAIN - EXPIRED transaction

Can you please refund R479 paid for internet we never used urgently. I have been sending you endless emails and no one is getting back to me. I even asked to resend the rica link because the previous on had expired but still not one is willing to assist me. Xolile Mzila (rain CeC) assured me that my request is being processed but l still have not been contacted or refunded. My request number is *** Please urgently contact/refund my account.