Proactive Human-Machine Conversation with Explicit Conversation Goal Wenquan Wu author Zhen Guo author Xiangyang Zhou author Hua Wu author Xiyuan Zhang author Rongzhong Lian author Haifeng Wang author 2019-07 text Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics Anna Korhonen editor David Traum editor Lluís Màrquez editor Association for Computational Linguistics Florence, Italy conference publication wu-etal-2019-proactive 10.18653/v1/P19-1369 https://aclanthology.org/P19-1369/ 2019-07 3794 3804