UA 5307 then DL 3704 at LAX
Fresno → Los Angeles → Aspen
Timetable, Los Angeles time
15:35UA 5307 from Fresno at the gate
10:35DL 3704 to Aspen leaves the gate
19 h apart on the timetable, overnight
DL 3704 leaves 19 h after UA 5307 arrives on the timetable: more than half a day, so not a connection we count.