For this section, to make her blow a kiss at the same time as the narrator dialogue, use &. And the for the camera to follow her walking, just do what you did earlier but change 10 to 10.4 (for everything to be in sync).
&pan to zone 1 in 10.4
&zoom on 158 343 to 203% in 10.4
@REA walks to spot 1.091 158 113 in zone 1 in 10.4 AND REA does it while walk_runway_loop
&REA is kiss_blow_happy
NARRATOR
Dialogue.
I wasn’t entirely sure what you needed help for, hopefully I interpreted it right and this helps! 