What is a sentence or two that lets the audience know speaker has finished one point and moving on to next?

Direct transitions:

* "Having covered that, let's now move on to [next point]."

* "With that in mind, I'd like to shift our focus to [next point]."

Smooth transitions:

* "Now that we've established [previous point], let's explore [next point]."

* "Building on that, I want to discuss [next point]."

Engaging transitions:

* "That leads us to our next topic, which is [next point]."

* "I hope that gives you a good understanding of [previous point]. Let's delve into [next point] now."