InterGlobe Enterprises also located in Gurgaon. InterGlobe Enterprises also launched a new ad campaign for 2010 to promote the the low budget airline carrier Indigo Airlines. InterGlobe Enterprises has a significant presence in the fields of airline and aviation management, travel related services, travel technology, travel distribution services and hotel development and management services. Indigo presently has a fleet of four aircrafts and plans to expand its fleet and network in a phased manner. With the induction of a new Airbus 320 aircraft in its fleet, budget airline IndiGo will operate six new flights on the Delhi, Bangalore, Kolkata and Kochi routes starting from Friday, the company said. IndiGo will operate its fifth flight on the Delhi-Kolkata-Delhi sector and third non-stop flight on the Kolkata-Bangalore-Kolkata sector effective from Friday, a company press release said here on Thursday.