DL 763 then DL 3766 at LAX
Atlanta → Los Angeles → Tucson
Timetable, Los Angeles time
19:55DL 763 from Atlanta at the gate
09:24DL 3766 to Tucson leaves the gate
13 h 29 apart on the timetable, overnight
DL 3766 leaves 13 h 29 after DL 763 arrives on the timetable: more than half a day, so not a connection we count.