YOU SAID:

"I will have my younger sister go to the station to pick up someone by car."

INTO JAPANESE

「妹に駅まで車で迎えに行ってもらいます。」

BACK INTO ENGLISH

"I'll have my sister pick you up at the station."

INTO JAPANESE

「姉が駅まで迎えに来ますよ。」

BACK INTO ENGLISH

"My sister will come to pick you up at the station."

INTO JAPANESE

「姉が駅まで迎えに来ますよ。」

BACK INTO ENGLISH

"My sister will come to pick you up at the station."