Which is why you could easily use the Counter-Strike system.
Yes, 1, 2, 3, 4, 5, 6, 7, 8
No, 1, 2, 3, 4, 5, 6, 7, 8
And then 8 more statements, perhaps to move an NPC about in all directions. Go forward, go back, stop, fight nearest, etc.
I just can't believe we're still in the stone age of RPG gaming with a game that looks so damned good like this. I mean, please!, someone figure this basic thing out!, implement it and make the game better!
As far as the person saying you could get interupted by someone hitting you while talking. Hey that's realism. Stopping time while someone is in the process of crossing a room to kick your ass is not going to make me feel like this is realistic.