You can browse the web searching for a self-reflective essay sample. Be aware of the fraud websites offering free papers. You could also ask your professor/teacher/supervisor to demonstrate some.
Reflective essay samples will show that you can adopt a fairly informal writing style with a touch of creativity. Original writing styles are welcome in this type of essays. You may also see from examples that the most widely used format is the MLA style for .
Reflection Essay Examples - University of Texas at Austin
You may need to read through several reflective essay samples until you find the one that best suits your needs. But make sure you are comfortable with what you are writing about. This can make the writing process a little easier, and it will save you time if you already know a little bit about the subject.