use custom model

app.py

@@ -42,7 +42,7 @@ demo = gr.ChatInterface(
                        container=False, scale=7),
     title="Databricks LLM RAG demo - Chat with llama2 Databricks model serving endpoint",
     description="This chatbot is a demo example for the dbdemos llm chatbot. <br>This content is provided as a LLM RAG educational example, without support. It is using llama2, can hallucinate and should not be used as production content.<br>Please review our dbdemos license and terms for more details.",
-    examples=[["How can I start a Databricks cluster?"], ["How can I start a Databricks cluster?"]],
+    examples=[["How can I start a Databricks cluster?"], ["What is a Databricks Cluster Policy?"]],
     cache_examples=False,
     theme="soft",
     retry_btn=None,