"You're the best, Dr. Green," she replied dutifully.

'Yes Mum,' I replied dutifully and left before she changed her mind.

"But of course, Father," she dutifully replied, smiling first at her father and then at him.

"You freed Hemystir from a great scourge," he replied dutifully.

"Of course, old man," I replied dutifully.

I'd reply dutifully, and he'd giggle like a lunatic.

Ralph replied dutifully to all her questions, while he reassessed his first impression of his aunt.

"We are traders," Picard replied dutifully, "dealing in impulse engine parts."

They ask, 'is he funny', and we dutifully reply, 'yes, but he doesn't do jokes'.

'If it be agreeable also to my lady Anne in whose service I am,' Joan replied dutifully.