If you think that is something you would like as a feature I encourage you to visit our User Voice Page and either upvote an existing request or make a new request there.
You can suggest it it http://tribe.uservoice.com.
Eventbrite Tickets does connect to selling Eventbrite tickets within your site. It uses many of the same fields as Event Aggregator. However, I don’t think you are looking for this option.
Is there anything else I can help you with?