Update README images

README.md

@@ -8,7 +8,7 @@ These quick-start instructions run the sample locally. To deploy the sample to A
 
 > **IMPORTANT:** Each chat interaction will call Azure OpenAI/OpenAI which will use tokens that you may be billed for.
 
-![UI-Sample](https://github.com/microsoft/chat-copilot/assets/52973358/4e2d926c-597d-4e03-8be7-ea277aa7e54d)
+![ChatCopilot](https://github.com/microsoft/chat-copilot/assets/64985898/142999e8-6698-4428-bad6-4a9f374adf85)
 
 # Requirements
 You will need the following items to run the sample:
@@ -204,7 +204,7 @@ You will need the following items to run the sample:
 
 3. **_Issue:_** Localhost SSL certificate errors / CORS errors
 
-    ![Cert-Issue](https://github.com/microsoft/chat-copilot/assets/52973358/fb633f1d-55bd-45c8-a7c2-6479c214f14a)
+![Cert-Issue](https://github.com/microsoft/chat-copilot/assets/64985898/e9072af1-e43c-472d-bebc-d0082d0c9180)
 
     _Explanation_: Your browser may be blocking the frontend access to the backend while waiting for your permission to connect. 
 
@@ -246,4 +246,4 @@ You will need the following items to run the sample:
     # Update and install dotnet
     sudo apt update;
     sudo apt install --assume-yes dotnet-sdk-7.0;
-    ```
+    ```