JonNYC reports how Delta is noticing a serious issue when it comes to passenger satisfaction on its most important route, and it’s asking for pilots to help solve that… Delta flights between JFK & LAX see lousy net promoter scores What’s really driving customer dissatisfaction in this market? Bottom line The market between New York (JFK) and Los Angeles (LAX) is among the most competitive and highest revenue in the United States, and it’s one where Delta has a first place position. Well, at least that’s true in terms of the number of people carried and revenue. How customers feel is a different story, though.…