Here are a few quick tips for creating dazzling dialogue.
#1 Keep it short
Three to four lines between " ", then insert an action, change speakers, switch to a quick thought. This creates more white space, suggests more movement, forces you to be cogent and quick.
What if you could map out your book in 30 minutes? This is a quick exercise designed to sketch out the major events of your novel. It only gives you a map-- you have to make the drive yourself!