Hire a good, convincing AI alter-ego to filter/sort/evaluate cases and send initial responsee, directing the user toward any relevant documentation.
Pick up the pieces for the subset of users who follow up.😃
Discussion
As far as I like "AI" as a complementary tool, we have the kind of users who really needs human touch.
But we could try some AI-powered auto-reply for sure, maybe in a A-B test.