sentence: I worked for more than six years in a supermarket as well , so that is why I am accustomed to dealing with customers and coping with difficult people in a busy environment .
modified: I worked for more than six years in a supermarket as well so , that is why I am accustomed to deal with customers and cope with difficult people in busy environment .
transformation: PUNCT, PUNCT, VERB:FORM, MORPH, DET