AA 2856 then AA 1838 at DFW
Spokane → Dallas-Fort Worth → Chicago O'Hare
Timetable, Dallas-Fort Worth time
18:40AA 2856 from Spokane at the gate
15:51AA 1838 to Chicago O'Hare leaves the gate
21 h 11 apart on the timetable, overnight
AA 1838 leaves 21 h 11 after AA 2856 arrives on the timetable: more than half a day, so not a connection we count.