 This is a Bloomberg Pursuits look at luxury. Delta Airlines, consistently cited for its premium service as the best U.S. airline in customer satisfaction surveys, now aims to compete globally. It has opened its first Delta I lounge in JFK International Airport's Terminal 4, a move it hopes will help it rival such competitors as Emirates and Cathay Pacific, not just United and American. The lounge is named after Delta's just-refreshed business-class cabins that go by the same name.