history: Only 3 more days until I go on vacation. I am so ready for the beach! I can't wait. In three more days I finally get to go on vacation. I can't wait. dude that is freakin awesome _comma_ im sure you earned it 
current: Yeah, we are hitting the beach. I've been waiting so long.
next: i hope you have a lot of fun , i cant wait to go on my vacation as well 