7.2 Is there any chance~?

1. Is there any chance of switching to an aisle seat?

This is perfect.
통로쪽 좌석으로 바꿀 수 있나요?

2.Is there any chance of changing a lesson schedule to another time?

We would say "rescheduling": Is there any chance for rescheduling the lesson? ("For" is better than "of" here, and "to another time" is unnecessary)
레슨 시간을 다른시간으로 변경할 수 있나요?

3.Is there any chance of meeting you earlier than you are supposed to do?

We would say:  "Is there any chance we might meet earlier than planned?"
만나기로 했던 시간 보다 일찍 만날 수 있나요?

4. There's a good chance I will go over there.

Perfect
제가 그곳에 갈 가능성이 있어요

5. There's a good chance I will get a pay raise as of next month.

Not "as of next month", just "next month".
6. There's a good chance she won't (wouldn't ) come back again here.
"Here again" not "again here".  Won't is correct.
7. There's a good chance I will(would) work it out

This sentence sounds strange.  "There is a good chance it will work out" sounds more natural.

Grwat work.  Let me know if you have questions.  I am typing on my phone so please forgive any typos.