In films, you hear people exchange a phrase or two before the camera pans to someone else and so on. Is it ok to do that in a novel? What are some ways of doing this?
"The cops came in" Joanne said.
"Oh, seriously!?" Mona said.
"Yeah, I--" Joanne said
Markus was sitting on a couch smoking a cigar. He was extremely hungry, because he didn't eat anything for hours.
"Man, I am hungry." Markus said.
"I am too and--" Marco replied.
I am not sure why, but I don't think it's possible to capture that effect outside of films. The transition text cannot cut someone talking. I mean we can, but it looks odd and it doesn't feel justified to cut a dialogue like that unless someone is interrupted by an actual person and not because the "focus" of the narration was lost.