E-ConvRec: A Large-Scale Conversational Recommendation Dataset for E-Commerce Customer Service. - Meihuizi Jia; Ruixue Liu; Peiying Wang; Yang Song 008; Zexi Xi; Haobin Li; Xin Shen; Meng Chen 006; Jinhui Pang; Xiaodong He 001 (LREC, 2022)