 class="nav-list__item nav-list__part"><a href="part-two-intro.html">Part II: Under the Hood</a></li><li class="nav-list__item"><a href="chapter-8.html">CH08: The Chat Application</a></li><li class="nav-list__item"><a href="chapter-9.html">CH09: Integrating AI</a></li><li class="nav-list__item"><a href="chapter-10.html">CH10: Integrating a Help Desk</a></li><li class="nav-list__item"><a href="chapter-11.html">CH11: Integrating eCommerce</a></li><li class="nav-list__item"><a href="chapter-12.html">CH12: Inte