Hello there! I'm offering an online English class thru skype or zoom. You can choose courses from IELTS, TOEIC, TOEFL, Business English, Travel English and Standard English at an affordable price. Please contact me for the details. Thank you!

Lirpaan online English class

That means you offer one class.

If you advertise yourself as a teacher, you might consider the grammar that you use in your promotions.