DL 1492 then DL 9917 at Salt Lake City
St Louis → Salt Lake City → Palm Springs
Timetable, Salt Lake City time
21:18DL 1492 from St Louis at the gate
19:45DL 9917 to Palm Springs leaves the gate
22 h 27 apart on the timetable, overnight
DL 9917 leaves 22 h 27 after DL 1492 arrives on the timetable: more than half a day, so not a connection we count.