DL 1091 then AC 5432 at San Francisco
Salt Lake City → San Francisco → Chicago O'Hare
Timetable, San Francisco time
23:59DL 1091 from Salt Lake City at the gatealso VS 4542
22:45AC 5432 to Chicago O'Hare leaves the gatealso NZ 9303
22 h 46 apart on the timetable, overnight
AC 5432 leaves 22 h 46 after DL 1091 arrives on the timetable: more than half a day, so not a connection we count.