diff --git a/assignment/src/main/java/appointmentplanner/AppointmentDataImpl.java b/assignment/src/main/java/appointmentplanner/AppointmentDataImpl.java
new file mode 100644
index 0000000..ccd5bab
--- /dev/null
+++ b/assignment/src/main/java/appointmentplanner/AppointmentDataImpl.java
@@ -0,0 +1,26 @@
+package appointmentplanner;
+
+import appointmentplanner.api.AppointmentData;
+import java.time.Duration;
+
+public class AppointmentDataImpl implements AppointmentData {
+
+  private Duration duration;
+  private String description;
+
+  public AppointmentDataImpl(Duration duration, String description) {
+    this.duration = duration;
+    this.description = description;
+  }
+
+  @Override
+  public Duration duration() {
+    return this.duration;
+  }
+
+  @Override
+  public String description() {
+    return this.description;
+  }
+
+}