my 19 month old d has been asking for pee pee taking nappy off and using potty for while now she has peed and done a poo in it i have her in pull ups she still wets pull ups but constantly asking for potty so waistin lot of nappys i tried her in pants and she constantly wet them n carpets n wouldn use potty so thouhht she no ready put nappy back on and she then asked for potty what do i do