Like a dream

Idiom: Like a dream - so good it’s unbelievable


Example 1:
Miguel:  Hey Saul, did you buy the new Ferrari you talked about?
Saul: Oh man, I totally did!
Miguel: So, how is it?  How does it drive?
Saul: It drives like a dream.


Example 2:
Charlie: How was your vacation to New Zealand?
Jean: My trip was like a dream.
Charlie: Wow! That’s great!  What did you enjoy the most?
Jean: I always wanted to watch the All Blacks play rugby.  It was great to watch a live game.  It really was like a dream come true.

Meaning: “Like a dream” means so good it’s unbelievable. 
In example #1, Saul never imagined it would feel so good to drive a Ferrari.  
In example #2, Jean’s vacation was so good, it felt unreal.