leading airline & travel software solutions and outsourced services provider, kale provides software products worldwide - passenger revenue accounting, cargo revenue accounting, sales audit, proration, cargo solutions, edi , bpo, etravel , bespoke development, support & maintenance. our airline software solutions provides airlines with passenger and cargo revenue accounting, sales audit, interline audit, refund processing, passenger proration, cargo ground handling and business process outsourcing. our travel products include internet booking engine, corporate travel management solution, real-time flight information solution and negotiated fare management solution, gained major expertise in internet based travel, gds interfaces for flights, hotels and car rentals, profile management & gds session and pnr management.