person A: This is an important time for our family because our son is applying for colleges this year. We're all nervous!
person B: It's a great stage in your life_comma_ what is he majoring in?
person A: Most likely he will study finance. His grades are good but not the best_comma_ so we just don't know what to expect. 
person B: Well I wish luck to both of you.
person A: Thank you! All he can do now is hope for the best!