Does this answer your question? [In depth explanation of the difference between "will" and "going to"?](https://ell.stackexchange.com/questions/39850/in-depth-explanation-of-the-difference-between-will-and-going-to)
– ColleenVApr 13 '20 at 14:15
Also [“When I grow up, I am going to be a doctor”- Is it correct?](https://ell.stackexchange.com/q/6335/9161)
– ColleenVApr 13 '20 at 14:16