mercedes-benz c-class used cars

I just call my company, because I got a customer, he called me, said he is to buy Mercedes-Benz C-class used cars of our company, I want to bring the good news to share it, because we all know that this time I am on vacation, but before this the customer is our company one of the old customers, he is now to be changed, so the first time he called me, I also don’t know what to say, so I like me the customer introduced to me, our other colleagues, customers come to us when we buy Mercedes-Benz C-class used cars, by the way I make to his colleagues introduced on the line, so that customers will be very satisfied, he will continue to come here to buy a car, or other specific Something.