How long will it take me to get to my appointment at 6pm if I leave my house now?
[IN:GET_ESTIMATED_DURATION How long will it take me to get to [SL:DESTINATION [IN:GET_EVENT [SL:ORGANIZER_EVENT my ] [SL:CATEGORY_EVENT appointment ] [SL:DATE_TIME at 6 pm ] ] ] if I leave [SL:SOURCE [IN:GET_LOCATION_HOME [SL:CONTACT my ] house ] ] [SL:DATE_TIME_DEPARTURE now ] ? ]