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.

Hello! I would like to learn about Chennai. What can you share with me?
Unfortunately, I do not have any facts to answer that question. I can tell you that The MTC provides an exclusive intracity bus service consisting of 3,421 buses on 724 routes which provides transportation to 55.2 lakh passengers daily
welcome!
That is great news I am glad to see them progressing so much. Thanks for your help!
Definitely + To improve the city public transportation system and prepare the city for the future commuting needs the Chennai Metro was planned and approved by the state cabinet during 2007 for which construction began on 2009
Definitely + To improve the city public transportation system and prepare the city for the future commuting needs the Chennai Metro was planned and approved by the state cabinet during 2007 for which construction began on 2009

You were very helpful. Thanks you.
Thanks. Can you tell me about their history.
Sure, Columbia officially called Republic of Columbia is a big country in South America. It is located in the northwest part of the continent as has an area of 440,839 square miles.
Interesting. Can you tell me more about the history?
Hi, I would like to learn about Colombia.
Sure, Columbia officially called Republic of Columbia is a big country in South America. It is located in the northwest part of the continent as has an area of 440,839 square miles.

Very interesting! What else can you tell me about it?
Can you tell me some things about the geography?
What else can you tell me?
I would like to learn about France.
it is a member of a group of seven leading industrialized countries. It is the worlds 10th largest and the EU second largest economy
it is a member of a group of seven leading industrialized countries. It is the worlds 10th largest and the EU second largest economy