Leyton Orient and AFC Fylde will come together under the Arch on May 19 for the showpiece season finale.
Both sides will of course if they have secured the dream of EFL football by the time they do battle at the National Stadium.
Orient secured their place with a gutsy 2-1 victory at AFC Telford.
They survived a scare after Matt Harrold was sent off after 26 minutes, that after he put Justin Edinburgh’s team into the lead early on.
The Bucks, who were a goal down going into the second leg, drew themselves level through Ellis Deeney but Orient made it safe.
They will make the short trip across London in two months’ time thanks to Josh Coulson’s winner on the day making it 3-1 on aggregate.
They face Fylde who won through after a thrilling 3-2 victory at Stockport County.
Alex Reid booked their place in the final with a minute to go after they finally broke the resistance of the National League North title chasers.
Danny Rowe’s penalty made it 1-1 before Ryan Croasdale turned the tie around.
County drew level through Ash Palmer in the 87th minute but their heart was broken by Reid seconds later.