Check out the redirect_scene command mentioned on the Advanced ChoiceScript page and, when you’ve done scratching your head trying to figure out how this might help with your problem, also check out the original discussion / announcement of this command in this old thread.
I’ve not yet ever had occasion to use the command myself but I keep that old thread bookmarked as the very epitome of “spark of genius”—since it just seemed to come out of the blue as a result of the thread discussion itself. 