The matching of pasta shapes with sauces is something of an art. There is usually some logic to it, but not always.
One of the most beautiful cities in Sicily is Syracuse, which has a history extending to the ancient Greeks. There is a method of cooking in Syracuse, especially applied to Sicilian fish, but other foods as well, that makes for beguiling dishes.
Who sits where is one of the most important decisions you'll make. You don't need to sit boy-girl-boy. Consider personalities when making a seating chart.