What is the most logical next event?

How to find a writing agent
Improve your writing ability.
If you're just starting out, you'll need to work on your writing ability as you start the work of creating a portfolio. Ultimately, you'll want to fill your portfolio with some of the best samples of your work.
Without working on your writing skills, it'll be tough building a portfolio that will impress a good agent. Consider taking writing courses at a local college or university.