There are smiths out there who will be willing to complete the transfer and assist with assembly.
One good word that get spread about his / her service can be worth a lot more than a couple of bucks.
But one thing you should know is how long have they worked on ARs. Some people are listed as smiths, but have no knowledge except how to transfer.
"A well regulated Militia, being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed."
Life Member NRA
Life Member NAHC
Former President of the ECPT (Eifel Combat Pistol Team)