Excuse me . I ’ m a stranger here and lost my way .   Can I help you ?   Sure . Can I get to the central department stall this way ?   uh ... Yes . Turn right , then take the second turning on your left .   Is it far ?   It ’ s about fifteen minutes ’ walk . That ’ s all .   And do you know where the national bank is ?   Yes . It ’ s on this street . Keep walking for two blocks and it ’ s on the corner on the right .   Thanks very much .   You are welcome . Good luck . 