New Delhi [India], July 20 (ANI): Following a 30-hour delay in its flight to reach San Francisco, the Air India team has announced that they will fully refund the fare to the passengers and will also “incrementally” provide a voucher for future travel with the airline. The letter from Air India mentioned, “Please accept our sincere apologies for the inconvenience that you have undergone enroute your journey to San Francisco. We completely understand that the past 24 hours were difficult and thank you for your patience during this period. Your safety was our prime consideration throughout and g…