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.

[EX Q]: You are so welcome. Enjoy the rest of your day.
Cool. Can you tell me about some of the history?
Hi, I would like to learn more about Houston. Do you have any info you could share?
Cool. Thank you for all your help today!
Sure. Houston is the fourth largest city in the U.S.
[EX A]: Sure. Houston is the fourth largest city in the U.S.

[EX Q]: Interesting! can you tel me anything else about Mexico's economy?
Unfortunately, such information isn't available to me. But did you know that by 2050, Mexico will have the 5th largest economy in the world-according to Goldman Sachs?
I'd like to learn about Mexico's Economy please?
Awesome! Can you tell me anything about the type of clothes they wear in Mexico or traditional Mexican food?
It's my pleasure to be of service to you. Bye.
[EX A]: Unfortunately, such information isn't available to me. But did you know that by 2050, Mexico will have the 5th largest economy in the world-according to Goldman Sachs?

[EX Q]: What is the government like?
What can you tell me about Cambodia?
I don't know but in November 2017, the U.S. cut funds to help clear unexplored ordinance including land mines and chemical weapons in Cambodia which it had dropped during the Vietnam War.
What is its geography like?
Cambodia has an area of 181,035 km2 and lies entirely within the tropics between latitudes 10 " and 15 " N, and longitudes 102 " and 108 " . It borders Thailand to the north and west, Laos to the northeast, and Vietnam to the east and southeast.
[EX A]:
Cambodia has an area of 181,035 km2 and lies entirely within the tropics between latitudes 10 " and 15 " N, and longitudes 102 " and 108 " . It borders Thailand to the north and west, Laos to the northeast, and Vietnam to the east and southeast.