The Present Continuous is used :
● To talk about continuous activities :
1) at the time of speaking :
- I am reading this page now.
2) around now, in a more general sense :
- I am learning English this year
● To talk about planned future arrangements :
- Next month I am spending my holidays in Australia.
I have already booked my flight.
- Our neighbours are coming to dinner tomorrow.
They have accepted our invitation.