I do not know about you, but for me it is not just 1 drink or 2. It is saying screw this and drinking 6-7 till I pass out once I start. That first drink is the key. If you do not pick up that first one, the regret does not follow the next day.
It is hard at first, yes the days seem long, but it is so worth it. Keep reading and posting. As to the dinner tonight, I understand you feel you need to go, but I stayed away from anywhere I would be tempted early on.