In this task, the input is a set of dialogues between a user and an assistant. You need to find the dialogue that is basically a response given to a question or an aspect of the user.

Hi. I've never heard of Moldova. What can you tell me about it?
Sorry, I don't have that information, but one fact is that the name Moldova is derived from the Moldova River.
Thank you for your help today!
Moldova is a country in Eastern Europe. It used to be called Moldavia.
Any other unique facts about the etymology?
Moldova is a country in Eastern Europe. It used to be called Moldavia.