Go to a WV FFL and complete the transaction there. Call ahead some gun shops won't accept transfers from a private person but it MUST go through an FFL*.
*Unless it is a bonafide C&R gun being sold to an FFL03 holder.
Your WV friend has to take possession from a WV FFL.
The WV FFL may or may not accept a firearm shipment from an individual. It might be more likely if you and your friend showed up at his local WV LGS