DL 432 then DL 2455 at Salt Lake City
Washington → Salt Lake City → St Louis
Timetable, Salt Lake City time
09:52DL 432 from Washington at the gate
09:38DL 2455 to St Louis leaves the gate
23 h 46 apart on the timetable, overnight
DL 2455 leaves 23 h 46 after DL 432 arrives on the timetable: more than half a day, so not a connection we count.