The Indian government on Friday started repatriating its nationals, stranded in Bangladesh due to restrictions on flight operation, with 170 students returning in the first phase.    The special Air India flight left Hazrat Shahjalal International Airport for Srinagar in the morning.    The stranded Indians will be evacuated in phases.    As part of the first phase, six more flights of Air India will carry Indian nationals to Srinagar on May 12 and 13; Delhi on May 9 and 11; Mumbai on May 10, Chennai on May 14 in a span of a week with each flight carrying nearly 170 passengers.    The first flight to Srinagar carried stranded students from various medical colleges in Dhaka.    The Indian High Commission in Dhaka was in constant touch with the students and resolved their various issues like food, lodging and finance in close cooperation with the principals of the medical colleges who have been "most generous" with their support at this difficult time.    High Commissioner Riva Ganguly Das was present at the airport to see the first batch of Indians off leaving Bangladesh and interacted with them.    Wishing the students a safe journey back home, the High Commissioner reiterated the government of India’s commitment to the welfare of its citizens abroad.