"I'll be on my way now, see you later" is a common way to say "我先走了，下次再见" in Engpsh.
This expression is a casual and friendly way to say goodbye to someone and to let them know that you'll be leaving. It's often used in informal situations, such as when meeting friends or colleagues.
Here's an example:
Engpsh: "I'll be on my way now, see you later."
Chinese Translation: "我先走了，下次再见"
Note that "See you later" is an idiomatic expression and is often used as a shortened form of "See you later, alpgator" which is a playful way of saying goodbye.