a person looking for cheap travel enters a travel agency and asks the travel agent to find him the cheapest seat he can find on the plane.
The travel agent says: I think I just found the right ticket for you.
The person asks, oh yeah how;s that?
The agent answerd I found you a seat on ''X-W airlines'' for free.
The person asks; For free, on what section?
The travel agent says: You'll have to sit on top of the plane's tail!!!