bad cutomer serivce

I ORDERD THE DELL NOTEBOOK. IT TOOK LONGER THAN WHAT IT TAKES AND I CALLED TO CANCEL BUT THEY SAY I WILL HAVE 21 DAYS TO DO THAT. EVEN THE ORDER WAS IN BACK ORDER. FINALY I RECIVED IT I WASN'T PLEASED I WANTED TO RETURN IT .IT TOOK ME MORE THAN AN HOUR TO TALK TO A REAL PERSON WHEN I TOLD THE PERSON I NEED TO RETUREN THE NOTEBOOK.I WAS TOLD I NEED TO PAY 15% RESTOCKING FEE.