個人向けの営業だからお客さんの都合に合わせないといけないって英語でなんて言うの？

「個人向けの営業だからお客さんの都合に合わせないといけない」＝　Because she works with individual clients, she has to go along with their preferences / Because her business involves dealing with individual customers, she has to work at times that are convenient for them / Her business caters to individual clients so she has go along with their preferences involving meeting times

ボキャブラリー
個人向けの営業　＝　works with individual clients/business involves dealing with individual customers / business caters to individual clients
都合に合わせる＝　go along with their preferences / work at times that are convenient for them

「だから土日もよく出勤しているよ」＝ that's why she often works at the weekend / that's why she often has to work on Saturdays and Sundays