@inproceedings{hochberg-etal-2002-flexible,
    title = "A Flexible Framework for Developing Mixed-Initiative Dialog Systems",
    author = "Hochberg, Judith  and
      Kambhatla, Nanda  and
      Roukos, Salim",
    booktitle = "Proceedings of the Third {SIG}dial Workshop on Discourse and Dialogue",
    month = jul,
    year = "2002",
    address = "Philadelphia, Pennsylvania, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/W02-0209/",
    doi = "10.3115/1118121.1118130",
    pages = "60--63"
}