In this task, you're given a context passage. Your job is to generate relevant questions that can be answered by directly referring to the passage.
Q: I thought that was really nice of them to go through all that trouble to put all the information together for us . It was really sweet . After dinner they came back to the house to see the progress . It was the first time they had been there since construction started , so they had a lot to see .
A:
Why did they have dinner ?