Well Joy, we all started somewhere. You have taken the classes. Now it is time to start your learning curve ... something that varies widely among quilters.
I am guessing that this is a practice piece. In that case, you have nothing to loose. Remember to pull the bobbin thread up when ever you start and finally stop.
If you love to read like I do you might like the book: Outliers. It gives new meaning to overnight successes. I became much more realistic after reading it and I still had/have fun with my craft.