NDPL — Misbehave

I am from north delhi rohini, his name is name jyoti she picked my call on complaint helpline number where i want to register my compaint about my high bill payment so i asked her my mothly average she told me ap jaise customer or (Log) nhi mante ki apne jayda electricity consume kari hai
Is this right way to talk is this the way u resolve a issue and my problem is not solved please do something and teach them how to talk with the customer...