If you really want a purebred Paso Fino or Friesian you should check out their breed associations to find farms in you area and visit them to see what horses are for sale.
Here are a couple of links that may help you.
Paso Fino farms in South Carolina

Friesian Horses
On the Friesian page scroll down and click on Breeders and Sellers.

How much have you ridden and how much are you willing to spend?
The upkeep of a horse can be very expensive.
Good luck and I think it's great that you are doing a lot of research and planning ahead.