AA 1696 then DL 5519 at Atlanta
Chicago O'Hare → Atlanta → Tri-Cities
Timetable, Atlanta time
14:05AA 1696 from Chicago O'Hare at the gate
13:45DL 5519 to Tri-Cities leaves the gate
23 h 40 apart on the timetable, overnight
DL 5519 leaves 23 h 40 after AA 1696 arrives on the timetable: more than half a day, so not a connection we count.