DL 1347 then DL 1139 at Atlanta
Little Rock → Atlanta → Chicago O'Hare
Timetable, Atlanta time
20:29DL 1347 from Little Rock at the gate
19:35DL 1139 to Chicago O'Hare leaves the gate
23 h 06 apart on the timetable, overnight
DL 1139 leaves 23 h 06 after DL 1347 arrives on the timetable: more than half a day, so not a connection we count.