I'm leaving the office to go to Ellen's house currently, when should I arrive coming from Dearborn?
[IN:GET_ESTIMATED_ARRIVAL I'm leaving [SL:SOURCE [IN:GET_LOCATION_WORK the office ] ] to go to [SL:DESTINATION [IN:GET_LOCATION_HOME [SL:CONTACT Ellen ] 's house ] ] currently , when should I arrive coming from [SL:SOURCE Dearborn ] ? ]