Update/add statements

docs/assistant/security-assistant.asciidoc

@@ -14,9 +14,13 @@ A connector for OpenAI or Azure OpenAI Service powers AI Assistant.
 [role="screenshot"]
 image::images/assistant.gif[Animation of AI Assistant chat window,90%]
 
-[IMPORTANT]
+IMPORTANT: The Elastic AI Assistant is designed to enhance your analysis with smart dialogues. Its capabilities are still developing. Users should exercise caution as the quality of its responses might vary. Your insights and feedback will help us improve this feature. Always cross-verify AI-generated advice for accuracy.
+
+[TIP]
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-This is an initial release of the Elastic AI Assistant, designed to enhance your analysis with smart dialogues. Its capabilities are still developing. Users should exercise caution as the quality of its responses might vary. Your insights and feedback will help us improve this feature. Always cross-verify AI-generated advice for accuracy.
+When choosing a third-party provider to use with AI Assistant, remember that different services may impose rate limits on their APIs. This may negatively affect AI Assistant performance. In addition, different models support various context lengths. Models with larger context lengths will provide a better experience when using the AI Assistant.
+
+For example, refer to OpenAI's documentation on https://platform.openai.com/docs/guides/rate-limits/[rate limits] and https://help.openai.com/en/articles/7127966-what-is-the-difference-between-the-gpt-4-models[GPT-4 models] for more information on their available options.
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 .Requirements