New Delhi, Aug. 29 -- The Directorate General of Civil Aviation (DGCA) has approved a six month extension for IndiGo to operate two Boeing 777-300ER aircraft on damp lease from Turkish Airlines, according to a circular issued by the aviation regulator. The fresh authorisation, issued on August 26, allows the airline to operate the twin-aisle jets until February 28, 2026, subject to stringent conditions. The move comes months after the DGCA, in May, provided a final extension till August 31 to operate these aircraft. The two wide-body aircraft, registered as TC-LKD and TC-LKE, were initially leased for operations between India and Turkey. Their authorisation, originally valid till February 2025, had already been extended twice; till May 31 a...