As planned I finally made this tutorial. I tried to be as clear as possible, and I know I might have made a few mistakes. Hope it helps, and even if the plane is expensive, it's totally worth it!
Flight is from KSAN to PHNL, flight plan is
PEBLE3 SXC DINTY DUETS R576 DIALO R576 DRAYK R576 DENNS MAGGI3

Cruising altitude: FL340