["I'm sad that I have to leave to go back to school next week and leave my friends", "That is sad, but maybe you'll make new friends at school. Is it your first year?", "Yeah, it's going to be my first year there, but I'm a junior technically, but yeah I hope I do!"]
I'm sure it'll be fine. Everybody will be in the same boat. I hope it goes well.
I'm sad that I have to leave to go back to school next week and leave my friends.