Update lab names

Author: ykbryan

README.md

@@ -35,15 +35,15 @@ Run AWS Amplify CLI & setup Auth in AWS Cloud9.
 
 ## [Lab 3](appsync/)
 
-Setup AppSync & update GraphQL schema.
+Setup AppSync, update GraphQL schema & add Analytics.
 
 ## [Lab 4](app/)
 
 Run your React Native App on your Mobile Device!
 
 ## [Lab 5](pinpoint/)
 
-Add Analytics and reach out to your users at real-time!
+Explore Amazon Pinpoint (Analytics) and reach out to your users at real-time!
 
 ## # Pro Tips