Step3 in Part1 updated

README.md

@@ -38,9 +38,10 @@ This script performs the following actions:
 
 ### Step 3: Vectorizing the PDF Files
 
-Before starting vectorizing, please go to AWS bedrock service and request the following models:
-* Titan Embedding v1
-* Claude v2
+Start by requesting access to the following models on the AWS Bedrock service:
+
+    - Titan Embedding v1
+    - Claude v2
 
 After setting up the S3 bucket and Vector DB, we could process PDF files to generate and store embeddings in the vector database.