I purchased a Samsung smart phone on *-*-** I do not have access to use this product. I...

I purchased a Samsung smart phone on *-*-** I do not have access to use this product. I bought * lap computers of three girls to use in class. There father put his name in the invoice and I paid the bill. As a reward for this purchase I have not been able to use this phone. I have called * ******* **** and I was old my name was not the name on the invoice and a would not be given a pin number because the phone was in the name of Rabron Brown. I can prove I paid for the invoice and I want to be able to use the phone That was on the invoice number is NGZR**N*****. i NEED TO HAVE USE OF THE PHONE OR GET MY MONEY BACK!!