Jet Airways is set to resume flights in September following its receipt of its Air Operator Certificate (AOC) from the civil aviation regulator. The airline has also now appointed four new senior executives: Prabh Sharan Singh is chief digital officer, H R Jagannath is vice president of engineering, Mark Turner is vice president of inflight product and services and Vishesh Khanna is vice president of sales, distribution and customer engagement. Singh, which is currently a senior vice president at WNS Global Services, will take charge on June 1, Jagannath has taken charge on Monday, Turner will take charge on June 15