それに荷ほどきが順調に行って、日曜の午前までで終わったらの話だし。

tbd

Besides which that's only if unpacking the luggage proceeds smoothly and is finished by Sunday morning.

「外でデートの待ち合わせをしましょう」「そんなヒマがあったら荷ほどき手伝いに来い！」

tbd

"Let's meet up outside for a date." "If you've got that much free time come and help unpack!"