UA 6072 then DL 2544 at Denver
Kearney → Denver → Salt Lake City
Timetable, Denver time
06:46UA 6072 from Kearney at the gate
06:15DL 2544 to Salt Lake City leaves the gate
23 h 29 apart on the timetable, overnight
DL 2544 leaves 23 h 29 after UA 6072 arrives on the timetable: more than half a day, so not a connection we count.