Here are some possible interpretations and how to say them in English:
* "You're going back to Philly again" This assumes the person is currently on their way back to Philly.
* "You'll be going back to Philly soon" This assumes the person will be returning to Philly in the near future.
* "You keep returning to Philly" This implies that the person frequently goes back to Philly.
* "You're going back to Philly again?" This could be a question, expressing surprise or curiosity.
It's important to consider the context and tone of the original sentence to get the most accurate translation.