DL 4099 then UA 2203 at LAX
Reno → Los Angeles → Austin
Timetable, Los Angeles time
13:52DL 4099 from Reno at the gate
12:50UA 2203 to Austin leaves the gate
22 h 58 apart on the timetable, overnight
UA 2203 leaves 22 h 58 after DL 4099 arrives on the timetable: more than half a day, so not a connection we count.