@inproceedings{shu-etal-2019-flexibly,
    title = "Flexibly-Structured Model for Task-Oriented Dialogues",
    author = "Shu, Lei  and
      Molino, Piero  and
      Namazifar, Mahdi  and
      Xu, Hu  and
      Liu, Bing  and
      Zheng, Huaixiu  and
      Tur, Gokhan",
    editor = "Nakamura, Satoshi  and
      Gasic, Milica  and
      Zukerman, Ingrid  and
      Skantze, Gabriel  and
      Nakano, Mikio  and
      Papangelis, Alexandros  and
      Ultes, Stefan  and
      Yoshino, Koichiro",
    booktitle = "Proceedings of the 20th Annual SIGdial Meeting on Discourse and Dialogue",
    month = sep,
    year = "2019",
    address = "Stockholm, Sweden",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W19-5922/",
    doi = "10.18653/v1/W19-5922",
    pages = "178--187"
}