NEW DELHI: A 25-year-old passenger was arrested at Chhatrapati Shivaji Maharaj International Airport for allegedly smoking in the lavatory of a flight, police said on Saturday.The incident triggered panic on board when passengers noticed smoke coming from the lavatory during a Phuket-Mumbai flight on Friday night, an official added.The accused, Bhavya Gautam Jain, a resident of Napeansea Road, South Mumbai, was taken into custody upon arrival at the airport.Jain reportedly lit a cigarette inside the plane’s lavatory and was booked under relevant sections of the Aircraft Act. Smoking is strictly prohibited on all passenger flights under Indian aviation regulations.(With agencies inputs)