Data Package purchased 26 may still not active

Bought 500mb 12 month smart data package on 26 may 2015. Received first data bundle of 500mb on same day, since then have not received any further data. 7 july 7:38pm called Nakabane at help centre and was given *** and told it will be resolved within 48 hours. Called Sat 11 july and was told i will get response by monday. Called monday 13th spoke to cassie, was told I will be called next day. Called Wednesday spoke to kelvin and was told I can go to store where I purchased package and get cash refund but that someone would call the next day. Monday 20th went into store where store manager Calvin who couldn't give my refund and logged another ***. I called help centre again and spoke to Emma. Then called later again and spoke to team leader Kgomotso who promised a full refund and re-imbursment for all the airtime I had loaded for data that should have been in my package and for travelling expenses incurred going to store as I was instructed by Kevin at help centre. Kgomotso said she would resolve by end of day. i called Kgomotso at 3pm again. She called me back at 5pm and said it was not resolved but has been handed over to ops manager and he would call 21s