file h1b, get approved, work with your cpt till october 1st of that same year if your cpt validity is at least till october 1st(it should be else you can't work and to start working you have to wait till October 1st when your approved h1b kicks in, start to work on h1b, file gc under eb2, get approved within 1 and half year if you are from my country, the GREAT NEPAL..bihegarnu,,bachha janmanunu.ama bau lai pani yeso hernu...moj garnu.. :)
good luck..