I need to study eng 4 my work

Hi. As u can see from the title, I need to study eng for my businees. I can speak eng like 7 or 8 years child, Idk how i speak when i talk to customer and older people. So i need a teacher. I just wanna someone who has good pronunciation and a good attitude to teach. When we have our lessons, I'll pay for our food or drinks. Let's have fun learning together.