Johnny Ringo said:
Whatever the intention ESB feels like a span of a few days at most. Wasn't the whole point of going to cloud city that it was relatively close to where they were?

LEIA: What did you have in mind for your next move?

HAN: Well, if they follow standard Imperial procedure, they'll dump
their garbage before they go to light-speed, then we just float away.

LEIA: With the rest of the garbage. Then what?

HAN: Then we've got to find a safe port somewhere around here. Got any
ideas?

There's really nothing in the movie to indicate a great passage of time. Maybe they should have done a token 80's training montage?

AH! but you for got one line from Han, "Bespin is pretty far but i think we can make it"