The Phuket-Delhi incident remains under investigation by the AAIB, while Air India and Airbus continue to cooperate with the relevant authorities. Flight lost 300 feet during turbulenceThe Phuket-Delhi flight, operated by Air India using an Airbus A320, suddenly lost around 300 feet in altitude while cruising on August 4. As the investigative process is ongoing, Air India cannot comment on any findings or observations related to the investigation. We will continue to extend our full cooperation to relevant authorities as required," an Air India spokesperson said. Air India and Airbus are continuing to provide cooperation and technical assistance to the authorities.