Originally Posted by Up In The Air

^^ I couldn't agree more.

If I were the OP and had a few days in Rome before the special evening, I'd take a stroll around the city and eventually take a punt on a place with a decent looking menu in a great location – and would make sure that if eating 'al fresco' were not an option, the place were not too brightly lit. Unless you're unlucky, you won't be served a poor meal in Italy.