Bāng / nǐ / bān / yí / xià / xiāng / zi / zhǐ / shì / jǔ / shǒu / zhī / láo / bú / yòng / kè / qi

帮你搬一下箱子只是举手之劳，不用客气。

Helping you move the boxes was only a small effort, so don't mention it.