Low-cost carrier SpiceJet entered the full-service segment offering business class tickets this month becoming the second budget carrier to do so after GoAir. IndiGo is planning to introduce business class on its long-haul flights. So, what's getting no-frills airlines to upgrade?from Business News: Latest News on Business, Stock Markets, Financial News, India Business & World Business News http://bit.ly/2JMbdCR
