How to get AI Agent/Chatbot to parse PDF and respond to user questions based on PDF content

Not sure if this is the correct forum. We have connected our PS Platform directly to PS Skills from the Oracle Store. We are not using the ODA layer (but we can) because it was not necessary. We have an 80 page Benefits Summary guide and we want users to be able to ask questions and have the Agent respond with answers based on the 80 page PDF document (using LLM / NLP). We tried to Auto-Generate Intents/Utterances based on the document and it created over 90 of them, however, the results weren't good. Is there a way to connect