1500ft2 - 503C Office Space Needed (Miami)

Nonprofit in search of office or retail space to provide meeting space for recovery groups.
Prefer approximately 1500 sq ft.
We have 21 years of excellent history in current location, but building is being sold.
Need space ASAP.
Excellent tenant, excellent references.
Will sign short or long term lease.
Rent negotiable.
Please contact me with any ideas.
Thank you