Exploring User Satisfaction in a Tutorial Dialogue System Myroslava O Dzikovska author Johanna D Moore author Natalie Steinhauser author Gwendolyn Campbell author 2011-06 text Proceedings of the SIGDIAL 2011 Conference Joyce Y Chai editor Johanna D Moore editor Rebecca J Passonneau editor David R Traum editor Association for Computational Linguistics Portland, Oregon conference publication dzikovska-etal-2011-exploring https://aclanthology.org/W11-2019/ 2011-06 162 172