In this task, you are given a dialogue between a user and an assistant, where users and assistants converse about geographic topics like geopolitical entities and locations. The task here is to find if the dialogue is by the user or assistant. Classify your answers into user and assistant.

Hello! Tehran has a population of almost 8.8 million per the 2016 census and is the capital of Iran. It is also the largest city inIran.
assistant

Thank you, do you have any information on their history?
user

For culture, I just have access to information right now about how they have hosted several Olympic games and other major global sports tournaments such as the World Championships in Athletics and they are hosting the upcoming FIBA Basketball World Cup.
assistant