When would I arrive in Boston if I left to drive there from my current location in an hour?
[IN:GET_ESTIMATED_ARRIVAL When would I arrive in [SL:DESTINATION Boston ] if I left to [SL:METHOD_TRAVEL drive ] there from [SL:SOURCE [IN:GET_LOCATION [SL:LOCATION_USER my current location ] ] ] [SL:DATE_TIME_DEPARTURE in an hour ] ? ]