CrossWOZ: A Large-Scale Chinese Cross-Domain Task-Oriented Dialogue Dataset Qi Zhu author Kaili Huang author Zheng Zhang author Xiaoyan Zhu author Minlie Huang author 2020 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal zhu-etal-2020-crosswoz 10.1162/tacl_a_00314 https://aclanthology.org/2020.tacl-1.19/ 2020 8 281 295