Definitely ATP is the way to go. When I instructed there we would take students from 0 time to right seat of an RJ in about 1year. Its not the most thourough education, but it defintiely isnt the worst. It IS the best when you are looking to crunch time and get as much done as possible, they are very professional and have several bridge programs with regional carriers to get you on your way to making a paycheck.