Dhaka, Feb. 5 -- The demand for Biman flights on the Sylhet-Manchester route is growing stronger. The expatriates of Sylhet have warned of announcing strict programs to achieve this demand. In addition, various organisations have united and announced a strict movement to achieve this demand.At a press conference at the Sylhet Press Club on Tuesday, the leaders of the Bangladesh Welfare Council UK have demanded that Biman flights on the Sylhet-Manchester route be continued.The organization's president MA Mukit and general secretary Ashraf Gazi said at the press conference that despite the long-standing demands of the expatriates, no initiative is being taken to upgrade Sylhet's Osmani Airport to full international standards. Now, an unscrupu...