> Instead, try approaching people who are speaking in groups of two.
I would advise to check body language first. If the duo are facing each other head-on, don't interject. If they're turned slightly outwards, like they're observing the crowd whilst talking, go for it.
I've had a couple of intense conversations broken up like this by someone standing there awkwardly, but then you also don't want to make them feel bad by telling your conversation partner "I'll finish the story later <turn> Hi!", etc.
I would advise to check body language first. If the duo are facing each other head-on, don't interject. If they're turned slightly outwards, like they're observing the crowd whilst talking, go for it.
I've had a couple of intense conversations broken up like this by someone standing there awkwardly, but then you also don't want to make them feel bad by telling your conversation partner "I'll finish the story later <turn> Hi!", etc.