"Ask to Talk In Private"/"Invite to Join Private Conversation"/"Dismiss from Private Conversation"
Regarding the issue of idle chat, and its flaws: Locking sims in conversations (which you route to to join). Allowing NPC's to intrude upon romantic conversations. I'd like to propose t...
I would love this, it's so annoying when your sim is on a date or something and then all of a sudden a random townie comes in and turns the conversation into an awkward conversation.