You can try looking at other people’s work here to see what the norm is.
I haven’t seen other than quotes and tags to ride along the conversation that add up to the scene, or the classic “she says” “${character_name} says”. But I’m a total beginner so other people can advise you better.
“You can never win this battle!” You say, pointing your finger at the enemy.
“Try me and see,” he responds with a mischievous grin.
I’ve made the mistake of using em-dash at the beginning, cause that’s what it’s used in my main language so I had to correct a bunch of stuff. I’ll add that if I can find it.
edit:
Yeah, here it is…