import java.time.LocalDate
import java.time.format.DateTimeFormatter
import java.util.*

fun main() {

    //convert string 2022-08-31T09:05:05.000Z to date
    val date = "2022-08-31T09:05:05.000Z"
    val formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'")
    val localDate = LocalDate.parse(date, formatter)
    println(localDate)

    //convert localDate to the format "MMM dd, yyyy"
    val formatter2 = DateTimeFormatter.ofPattern("MMM dd yyyy")
    val formattedDate = localDate.format(formatter2)
    println(formattedDate)

}

Output

2022-08-31 Aug 31 2022