[Photo: Toni Morrison by Damon Winter/The New York Times/Redux]The best dialogue is consistent, believable, often understated. It seems effortless and natural, but remember that the writer has worked hard for that seamless delivery, avoiding the pitfalls of cliches, overwriting, assumptions, and incredulity (there is no way the character would have said that!)
Dialogue gives the reader a better understanding of the character. Internal dialogue is often used to provide insights and the backstory. It often expresses the characters' emotions. If done well, it will deeply affect the reader.
Think of a book you love and some memorable dialogue from that book. Create your own dialogue in the style of the writer. Don't overthink, just write. Have fun. And it might get you started on developing your own style. Here are a couple excerpts from books we love: