@InProceedings{raux-EtAl:2018:Demos,
  author    = {Raux, Antoine  and  Ma, Yi  and  Yang, Paul  and  Wong, Felicia},
  title     = {PizzaPal: Conversational Pizza Ordering using a High-Density Conversational AI Platform},
  booktitle = {Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing: System Demonstrations},
  month     = {November},
  year      = {2018},
  address   = {Brussels, Belgium},
  publisher = {Association for Computational Linguistics},
  pages     = {151--156},
  abstract  = {This paper describes PizzaPal, a voice-only agent for ordering pizza, as well as the Conversational AI architecture built at b4.ai. Based on the principles of high-density conversational AI, it supports natural and flexible interactions through neural conversational language understanding, robust dialog state tracking, and hierarchical task decomposition.},
  url       = {http://www.aclweb.org/anthology/D18-2026}
}