Juan: Hi! You American?
Tim: No, I am British. Why?
Juan: I am looking for American people to visit.
Tim: OK, you want to visit the USA?
Juan: Yes, man. I am on my way there now.
Tim: For a holiday? 
Juan: You could say that. A walking holiday.
Tim: Where are you flying to?
Juan: Not flying anywhere, dude. It's a walking holiday. We're all on foot.
Tim: You are walking to the United States?
Juan: yeah, a thousand miles. All seven thousand of us. We want to persuade the Americans to give us a break there...
Juan along with seven thousand other people is walking a thousands miles on foot to the the United States. Juan is looking for Americans he could visit.