If you subscribed to two different QuickBooks Online (QBO) accounts, then a Profit & Loss will be generated separately. If you have two Tax IDs for each branch, you'll want to have two different accounts.
If you're only using one Tax ID for the two branches, you can have one QBO account and generate a single Profit and Loss report. Then, you can use the Class & Location tracking to combine or separate the reports.
For the Profit & Loss and Balance sheet, you can search them by going to the Reports menu in your QuickBooks Online.
Let me guide you on how to run reports here’s how: