Lift your pot off the wheel and let it dry until it is leather hard. Leather hard is just what it sounds like. The pot can be gently handled. The stickiness is gone from the surface. If the bottom is still a little wet it's a great time to finish the pot.
Using your fingers or a damp sponge smooth any irregular edges. You can also carve your name in the bottom!
If you want to get extra fancy with your pot you can
Congratulations! You're finished! You just learned how to make your own pottery on the wheel. Give yourself a big muddy pat on the back.
Keep in mind that on the first try most people end up with something like a lumpy ashtray. If you've accomplished that much, you're doing great. Once you've cleaned the mud off of the ceiling, the dog, and the neighbor's car, return to the wheel.
No matter what your first few pots look like, keep going. Get a fresh lump of clay and go through this lesson on how to make pottery again. Each time you'll get better and better. Soon you'll be able to make your own pottery mugs, bowls and vases.
Thanks for letting me be your teacher and Happy Potting.
P.S. Need some pottery tools to get started? For a good quality set of inexpensive starter tools, check these out. This set has everything that I use to make pottery on a daily basis.