I want to by pass any construction and I need to arrive in Winnetka before 7  00 pm , what time should I leave ?
O O O O O O B-SL_OBSTRUCTION_AVOID O O O O O O B-SL_DESTINATION B-SL_DATE_TIME_ARRIVAL I-SL_DATE_TIME_ARRIVAL  I-SL_DATE_TIME_ARRIVAL I-SL_DATE_TIME_ARRIVAL O O O O O O O