DL 2886 then DL 1892 at Atlanta
Austin → Atlanta → Chattanooga
Timetable, Atlanta time
15:26DL 2886 from Austin at the gate
14:30DL 1892 to Chattanooga leaves the gate
23 h 04 apart on the timetable, overnight
DL 1892 leaves 23 h 04 after DL 2886 arrives on the timetable: more than half a day, so not a connection we count.