How to set print format on Carbon object ? not globaly

I have code like:

$value = \Carbon\Carbon::createFromFormat('Y-m-d', $value)->format('m/d/Y');

and function format return string, I want to set format but return Carbon object, something like:

$value = \Carbon\Carbon::createFromFormat('Y-m-d', $value)->formatReturnObject('m/d/Y');

via Chebli Mohamed