Consider the below chat history.

Agent: NAME_1.
Customer: I want to remove my account from your system.
Agent: Sorry, we can't do that.
Customer: I am going to sue your company if you don't do it.
Agent: I don't really care.

Assess the customer service quality by the measurements of empathy, professional, polite, helpful, satisfying, in a scale between 1 to 10. And return the result in JSON format.