WN 757 then DL 4676 at Denver
Cleveland → Denver → Little Rock
Timetable, Denver time
18:45WN 757 from Cleveland at the gate
17:47DL 4676 to Little Rock leaves the gate
23 h 02 apart on the timetable, overnight
DL 4676 leaves 23 h 02 after WN 757 arrives on the timetable: more than half a day, so not a connection we count.