Update README.md

Author: Roopan-Microsoft

ResearchAssistant/README.md

@@ -15,7 +15,7 @@ User story
 
 This solution accelerator is a powerful tool that helps you create your own AI assistants. The accelerator can be used by any customer looking for reusable architecture and code snippets to build AI assistants with their own enterprise data. 
 
-It leverages Azure Open AI Service, Azure AI Search and Microsoft Fabric, to identify relevant documents, summarize and categorize vast amounts of unstructured information, and accelerate the overall document review and content generation process. 
+It leverages Azure OpenAI Service, Azure AI Search and Microsoft Fabric, to identify relevant documents, summarize and categorize vast amounts of unstructured information, and accelerate the overall document review and content generation process. 
 
 **Scenario**
 
@@ -45,11 +45,11 @@ quick deploy
 
 ### Prerequisites
 
-To use this solution accelerator, you will need access to an [Azure subscription](https://azure.microsoft.com/free/) with permission to create resource groups and resources. While not required, a prior understanding of Azure Open AI, Azure AI Search and Microsoft Fabric will be helpful.
+To use this solution accelerator, you will need access to an [Azure subscription](https://azure.microsoft.com/free/) with permission to create resource groups and resources. While not required, a prior understanding of Azure OpenAI, Azure AI Search and Microsoft Fabric will be helpful.
 
 For additional training and support, please see:
 
-1. [Azure Open AI](https://learn.microsoft.com/en-us/azure/ai-services/openai/) 
+1. [Azure OpenAI](https://learn.microsoft.com/en-us/azure/ai-services/openai/) 
 2. [Azure AI Search](https://learn.microsoft.com/en-us/azure/search/) 
 3. [Microsoft Fabric](https://learn.microsoft.com/en-us/fabric/) 
 4. [Azure AI Studio](https://learn.microsoft.com/en-us/azure/ai-studio/)