BA 2954 then VA 8079 at San Francisco
Las Vegas → San Francisco → Houston
Timetable, San Francisco time
12:16BA 2954 from Las Vegas at the gate
12:00VA 8079 to Houston leaves the gatealso NZ 9195
23 h 44 apart on the timetable, overnight
VA 8079 leaves 23 h 44 after BA 2954 arrives on the timetable: more than half a day, so not a connection we count.