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.

Drug trafficking. Around 2005 drug traffickers based in Latin America began to use Guinea-Bissau, along with several neighboring west African countries, were used as a transshipment point to Europe for cocaine.
assistant