sentences:  The ongoing development to make Tuticorin a Free Trade Port and the increasing number of companies establishing their manufacturing units in Tirunelveli and Tuticroin districts suggests that the airport will have international flights at a future date.Already the Highway NH-7A run between Tuticorin and Tirunelveli has been widened by two additional lanes.The extension of highways goes up to Kanyakumari and Thiruvananthapuram, Kerala.