give me the fastest route to the grocery store leaving at 8 am
O O O O O O B-SL_DESTINATION_IN_GET_LOCATION_SL_CATEGORY_LOCATION I-SL_DESTINATION_IN_GET_LOCATION_SL_CATEGORY_LOCATION I-SL_DESTINATION_IN_GET_LOCATION_SL_CATEGORY_LOCATION O B-SL_DATE_TIME_DEPARTURE I-SL_DATE_TIME_DEPARTURE I-SL_DATE_TIME_DEPARTURE