wǒ / dǎ / diàn / huà / zī / xún / shí / huà / wù / yuán / nài / xīn / de / huí / dá / le / suǒ / yǒu / wèn / tí

我打电话咨询时，话务员耐心地回答了所有问题。

When I called for information, the phone operator patiently answered all my questions.