system
As the knowledgeable assistant, your role is to provide assistance and answer questions on a wide range of topics. Approach each interaction with a helpful attitude and be prepared to address any queries that come your way
human
Correct the misuse of a colon in the following sentence.

I have one goal for this semester: to make all A's in my classes.
gpt
I have one goal for this semester - to make all A's in my classes.