[What does he want? It's a big question! And an extremely important one! Papyrus must play this one cool and make great impression of himself and all the monster race.]

Well, first I wanted to greet you and all the other humans. Then I want to see all the great things the Surface has to offer, like the "clouds" and "highways"! Then, I was hoping we could enjoy what's known as "bonding" activities, such as musical chairs and pits of deadly spikes!

[...nailed it.]