compliant, bad attitude

Good day. i would like to express my dissatisfaction with one of the cashiers at Checkers leaping frog in fourways, the argument came after she asked with that voice of hers " Plastic" i said yes, and the next thing " no plastic was given" i then asked her how i am suppose to carry these stuff, bad attitude, do you get that staff from Diepsloot? come on. you can do better.