@inproceedings{shea-etal-2026-sage, title = "{SAGE} : A Top-Down Bottom-Up Knowledge-Grounded User Simulator for Multi-turn Agent Evaluation", author = "Shea, Ryan and Lu, Yunan and Qiu, Liang and Yu, Zhou", editor = "Demberg, Vera and Inui, Kentaro and Marquez, Llu{\'i}s", booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {EACL} 2026", month = mar, year = "2026", address = "Rabat, Morocco", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/ingest-eacl/2026.findings-eacl.147/", pages = "2816--2839", ISBN = "979-8-89176-386-9" }