Lingke: a Fine-grained Multi-turn Chatbot for Customer Service Pengfei Zhu author Zhuosheng Zhang author Jiangtong Li author Yafang Huang author Hai Zhao author 2018-08 text Proceedings of the 27th International Conference on Computational Linguistics: System Demonstrations Dongyan Zhao editor Association for Computational Linguistics Santa Fe, New Mexico conference publication zhu-etal-2018-lingke https://aclanthology.org/C18-2024/ 2018-08 108 112