A hypothesis here is that well-crafted UI helps you understand/see options for what you don't yet know.

For example, here's an example for a "day trip plan in Bristol" that contains a canonical example (directly based on the query), but also a customization widget that presents some options that you might not have already thought about if you were just doing a text-based followup.

https://www.phind.com/search/make-me-a-day-plan-ac8c583b-ce6...