AA 2856 then AA 552 at DFW
Spokane → Dallas-Fort Worth → Atlanta
Timetable, Dallas-Fort Worth time
18:40AA 2856 from Spokane at the gate
13:25AA 552 to Atlanta leaves the gate
18 h 45 apart on the timetable, overnight
AA 552 leaves 18 h 45 after AA 2856 arrives on the timetable: more than half a day, so not a connection we count.