@inproceedings{Sidner-etal2000-conv,
  author	= {Sidner, Candace L. and Boettner, Carolyn and Rich, Charles},
  title		= {Lessons leanred in building spoken language collaborative interface agents},
  pages		= {1--6},
  booktitle	= {Proceedings of the ANLP/NAACL 2000 Workshop on Conversational Systems},
  publisher	= {Association for Computational Linguistics},
  year		= {2000},
  address	= {Seattle},
  month		= may
}