I think they are going to discuss the situation on their own.

I am not going to discuss this any further with you.

Really, I do hope we're not going to discuss it now.

I'm not going to discuss the details over the radio.

"You're going to discuss business with a guy in that state?"

"If they were going to discuss a business matter why did you leave?"

"I thought we were going to discuss this just the three of us."

But I don't know what we are going to discuss.

They were going to discuss whether the novel was dead or not.

We are going to discuss this later in the evening.