Dialogue shouldn't sound natural.

Never underestimate the importance of dialogues. The ability to create virtuoso dialogue often distinguishes a brilliant writer from a mediocre one, and dialogue is always the most dynamic and lively ...

Keeping things vague for a purpose and being unclear about what to say are two different things. As a writer myself, being stuck on vague ideas sucks. It slows you down and makes your writing dull.

In the world of fiction, dialogue is the lifeblood that pumps through the veins of every great story. It’s the invisible thread that weaves characters together, propels plots forward and breathes life ...

The vast majority of scripts contain dialogue. It's likely therefore that your (yes, you, reading this - your) script contains dialogue, too. Now, of course, some actors are prone to ad libbing around ...