Bad Customer Service

I had a terrible encounter with the customer service department in Vangate mall regarding a gift card my husband used to purchase airtime and when he wanted to use the gidt card again he was told the gift card says not authorized when we requested to check the balance of the card we were told its not possible, when I requested to see a statement of what was bought on the card. The manager advise the system did not allow that to my surprise as I have been assisted before within another branch. I then sent a =n email to to Woolworths head office customer service, as well as wrote on the Woolworths Facebook page. Up until today I have received no feedback, no response and not even a call from any consultant from Woolworths. All I was given was a reference number advising that a consultant would contact me. What circus is the Woolworths head office running, honestly the least they could do was attend to my complaint and explain what has happened. I sent both screenshots of the gift card and slip. The reference I was given is ***