Once again there is no official limit on the amount of Air Ins one can do...now that doesn't mean you wont be questioned by an overzealous I/O...you were questioned by an overzealous I/O and guess what, they still let you in...
ok show me the proof that there is a limit on the amount of Fly Ins one can do...i will wait patiently for you to present your evidence that you only get X amount of fly ins