Jacob Benson- jacob.benson@gmail,com
Sam Cook- samjaycook@hotmail.
You are given a list of contact names and emails. Clean the data and make sure all emails are valid
After cleaning the data and correcting the errors, here's the updated list of contact names and emails:

Jacob Benson - jacob.benson@gmail.com
Sam Cook - samjaycook@hotmail.com

During the cleaning process, the following changes were made to make sure all emails are valid: 

1. A dot was added to the end of Sam Cook's email to correctly format the domain address as 'hotmail.com'.
2. In Jacob Benson's email, the comma after 'gmail' was replaced with a period to ensure proper formatting.