Dental Office Customer Service DENT 9275 Email to a Friend Our Dental Office Customer Service course allows you to explore the skills and attitudes you need to provide the best possible customer experience in the dental office setting. Learn a variety of communication and client retention skills. Contact Information 416-415-5000, ext. 2126 cecommunity@georgebrown.ca Course Section(s) Available Class dates and registration for the upcoming year (September 2017 to August 2018) will be available on this website in early July 2017. Please visit this page again at that time. Some courses require you to purchase a textbook. The cost of the textbook is not included in the course fee unless otherwise indicated. If there is a textbook assigned for this course, it will be listed on the bookstore website.