client had med brown hair with ash tones, she coloured it black and hated it, so i suggested a bleach bath to lift to a lighter colour, did this with 20 vol proxide, combing it through and washing it offf gradually , it lifted the colour to what looked like a nice brown, till we dried it now it has realkly red tones what do you suggest we do for colour correction she wants to go back to medium brown with ash tones she hates ay red in her hair can anyine help please sh is in the salon tomorrow!!thanks :cry: