Can i restrict to 500 calories a day while doing atkins?

ok so can i do the atkins diet or at least an atkins type diet and restrict to 500 cal a day or would that not work i am a female and i weigh like 230 and im 19 i take synthroid for an underactice thyroid i walk hills everyday i want to lose like 60 pounds in 3 months and i dont give a damn about being healthy