1 can be home ported in Tartus & 1 in the Black Sea for year-round training. Short of war with Turkey, which is highly unlikely, they'll be allowed to transit in/out for occasional deployments & repairs/refits, earning her extra $. The VMF will save more by not sailing them to the E. Med. from Kola or Vladivostok/Kamchatka. Those home ported there r best used in the Atlantic/Pacific, respectively.Interior seas are not the best places to keep carriers since they can be easily blocked in times of need,..
The Pac. Fleet carrier(s) should normally cover the Indian Ocean.
Later, if a canal big enough is cut via Iran, 1-2 could be based in the Caspian for training & deployments to the Indian & Pacific Oceans.