What time do I need to leave Emerald Isle  to get to DPAC in Durham by 7pm?
[IN:GET_ESTIMATED_DEPARTURE What time do I need to leave [SL:SOURCE Emerald Isle ] to get to [SL:DESTINATION [IN:GET_LOCATION [SL:POINT_ON_MAP DPAC ] in [SL:LOCATION_MODIFIER Durham ] ] ] [SL:DATE_TIME_ARRIVAL by 7 pm ] ? ]