These two days of tour are the best option you chosed, because you will know the most important places in Cusco such as Machupicchu and the Sacred Valley of the Incas.
We will start with the Sacred Valley of the Incas visiting places like: Pisaq, Urubamba and Ollantaytambo, then in the afternoon we will take a train to Machupicchu (Aguas Calientes), the train has large windows so you can enjoy the natural landscapes, it will be a nice experience.