Angry customer! Please help

hi all,

I have not been on here for quite some time. I have had a baby and been out of hair for a while... Had some pregnancy problems but all ok however I was out of hairdressing for a while.

So back in a salon.... My 2nd/3rd weekend I had two girls come in they wanted balyage.
One went really well the other went well but at the back I had to re do about 6 foils as there was a line. I apologised and she was fine. The other girls hair looked amazing and I was really proud ... She had...

Angry customer! Please help