PersonalAI 2.0: Enhancing knowledge graph traversal/retrieval with planning mechanism for Personalized LLM Agents. - Menschikov Mikhail; Matvey Iskornev; Alexander Kharitonov; Alina Bogdanova; Mikhail Belkin; Ekaterina Lisitsyna; Artyom Sosedka; Victoria Dochkina; Ruslan Kostoev; Ilya Perepechkin; Evgeny Burnaev (CoRR, 2026)