Read the dialogue and answer the question.

(1) Colby: So, you’ll buy your new phone today?

(2) Riley: If it doesn't snow, I will buy it today. I think I’m going to buy an iPhone 11.

(3) Colby: Why don’t you buy the 11 Pro?

(4) Riley: If I had enough money, I would buy the 12 Pro Max.

Which sentence(s) is/are in the second conditional?