Paperless air travel may soon become reality in India

"The paperless travel experience for passengers will be delivered across India leveraging Aadhaar to create the world's most efficient travel system." - IANS

You also can go to this link and check it out: https://economictimes.indiatimes.com/industry/transportation/airlines-/-aviation/paperless-air-travel-may-soon-become-reality-in-india/articleshow/63419918.cms