As for setting up the lunch, Reuben was tied up driving. How could he be aware of the arrangements inside the mansion?

Still, wasn't stretching the truth a bit better if it shielded Barbara from more embarrassment?

“Reuben, well done. Just ensure Maria's escorted back," Barbara whispered to Reuben, discreetly pointing at Maria.

“Yes, ma'am." Reuben immediately nodded, indicating his understanding.

At this moment, the Jenkins family members were making their way to the main hall for the luncheon.