You can currently go on the Amiibo app where you can talk with Amiibos. When on the Amiibo app drag the Amiibo to the rectangle on the gamepad (it's called the sensor). When talking with Amiibos press space to advance text. Press -> to switch Amiibos.
Here is my Wii U behaving project! Credits: Nintendo, Google Images, Youtube, themushroomkingdom.net