AC2019 will be held at Amsterdam Science Park. Amsterdam is a very popular tourist destination, and accomodation is generally in high demand. For this reason we strongly recommend that you book your accommodation as soon as you decide to attend AC2019.
Here are some hotels near Science Park we can recommend, in random order:
Amsterdam offers many other options as well.
Rather than booking directly through the hotel's website, it is often cheaper to book through http://www.booking.com