They had an initial interview scheduled where you met with the recruiter and went over your experience, why you want to be in sales. The recruiter is approaching this as a sales pitch, their job is to sell you on the dealership and the opportunities it can provide.
Your job is to sell them on your ability to contribute to the dealership in the role you're applying for.
After initial interview there was a 2 day crash course on the car sales process. Then your training began at a later date that was more in-depth.