もらってもいい

could you ... for me?

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phrase Rare #21,825
could you ... for me? Used to make a request by asking whether it would be okay to receive someone's help or action. The person doing the action is understood from context.
JA: この荷物を持ってもらってもいいですか?
EN: Could you carry this bag for me?

「電話を使わせてもらってもいいですか」「ええ、どうぞ」

“May I use your phone?” “Sure, go ahead.”

平山さん車貸してもらってもいいですか?

Hirayama, could I borrow your car?

— Perfect Days (2023)

窓を閉めてもらってもいいですか?

Could you close the window, please?

二週間ほど貸してもらってもいい?

Could I borrow it for about two weeks?

明日の朝まで待っててもらってもいい?

Could you wait until tomorrow morning?

電話番号教えてもらってもいい?

Could you give me your phone number?

しばらくの間、家に泊めてもらってもいいかな?

Could I stay at your place for a while?

信用してもらってもいいと思いますがね。

I think you can trust me, you know.