I been Using Carmel for years and its been OK but...

I been Using Carmel for years and its been OK but on my last trip the driver was rude and charged me his tip. My niece left her iPad on the car I try to get in touch with the driver right of the way, But he would not picked up the phone. I call back the Carmel office but I didn't get any help from them ether, I asked to speak to a manager, they keep disconnecting me, and when I finally go to speak to a manager, his attitude was very careless and helpless, I will never use this car service gain, and if You leave anything in the car consider it lost because the won't care