Laos is a small countries which creates more happiness due to Laos is not far from Thailand and easy for travelling. Also price of accommodation and transportation is not expensive.
Furthermore, it's filled with plentiful nature and variety of history and cultures which is attractive and worthwhile for your experience
Alright, After we enjoy and visited both city that just a few happiness of this trip, it have a lot of city in Laos waiting for you to visit in this trip and you will meet more happiness onwards.