The airline sector is buzzing, after the consumer price index (CPI) for July showed fares rose 4% last month, in stark contrast to June's 0.1% tumble. In response, the shares of American Airlines Group Inc (NASDAQ:AAL), Delta Air Lines Inc (NYSE:DAL), and United Airlines Holdings Inc (NASDAQ:UAL) are in rally mode.AAL was last seen leading the pack, up 10.4% to trade at $12.79, on track to snap its three-day losing streak. While overhead pressure remains at the$13 level, shares have added 33% over the past ...