DL 854 then DL 1235 at Atlanta
Springfield → Atlanta → Lexington
Timetable, Atlanta time
18:51DL 854 from Springfield at the gate
17:50DL 1235 to Lexington leaves the gate
22 h 59 apart on the timetable, overnight
DL 1235 leaves 22 h 59 after DL 854 arrives on the timetable: more than half a day, so not a connection we count.