UA 1453 then VA 8079 at San Francisco
Burbank → San Francisco → Houston
Timetable, San Francisco time
15:35UA 1453 from Burbank at the gatealso LX 3345, AC 4395
12:00VA 8079 to Houston leaves the gatealso NZ 9195
20 h 25 apart on the timetable, overnight
VA 8079 leaves 20 h 25 after UA 1453 arrives on the timetable: more than half a day, so not a connection we count.