Guwahati, Aug. 2 -- After days of a search, Hussain Ahmed Majumdar, who went missing after being assaulted by a co-passenger on a Mumbai-Kolkata IndiGo flight, has been traced and is returning to Assam by train.

His disappearance had sparked a coordinated effort between the Assam and Kolkata police departments.

Majumdar, a resident of Katigorah in south Assam's Cachar district, had lost contact with his family since July 31, after disembarking from a Mumbai-Kolkata flight.

Cachar SSP Numal Mahatta confirmed that the Assam Police had been working with their Kolkata counterparts to locate him.

The disappearance was especially concerning because Majumdar had a confirmed ticket for a connecting flight from Kolkata to Silchar the next morn...