I like to play this ii-V7 like this:
Bb / Ab C Db F to Eb / G C Db F
etc.
This changes the Bbm7 to a Bbm9 and the Eb7 to an Eb13. Gives it more of a Jazzy sound with rootless voicings.
You can also play these in an open position like this:
Bb / Db F Ab C to Eb / Db F G C
etc.
Enjoy!