Update app.py

app.py

@@ -154,6 +154,7 @@ with block:
                 <p>Powered by <a href='https://openai.com/'>OpenAI</a>, <a href='https://arxiv.org/'>arXiv</a> and <a href='https://github.com/hwchase17/langchain'>LangChain 🦜️🔗</a></p>
                 <p>ArxivGPT is a chatbot that answers questions about research papers. It uses a pretrained GPT-4 model to generate answers.</p>
                 <p>If you don't get a response for GPT-4, it is likely that you don't have API access, try 3.5</p>
+                <p>It can take upto a minute for you to start a conversation for every new paper. Please be patient.</p>
             </div>
             <style>
                 p {