Be going to is used to talk about future plans or intentions by using be going to + infinitive. It is also used to make predictions when it is known or seen that something will happen in the future by using be going to + infinitive. Be going to expresses future plans, intentions, or predictions.

1. Be going to
Future plans or intentions and predictions.

2. 1-Use be going to + infinitive to talk about
future plans or intentions.
2-We use be going to + infinitive to make a
prediction when we know or can see that
something is going to happen.