If my hair appointment is at 5:15 PM, when do I have to leave to get there on time?
[IN:GET_ESTIMATED_DEPARTURE If [SL:DESTINATION [IN:GET_EVENT [SL:ATTENDEE_EVENT my ] [SL:CATEGORY_EVENT hair appointment ] is [SL:DATE_TIME at 5 : 15 PM ] ] ] , when do I have to leave to get there on time ? ]