Things get dicey when a hitman finds himself sitting with the man who hired him and his proposed victim at a small town diner.
This logline sets up a situation. But the situation is only the 1st element of a plot. And a logline should be a succinct description of an entire plot, not just a situation.
So what happens next? What specifically becomes the plot as a result of this set up? What are the stakes — for the the hit man?