He conducted her to his sisters; where he left her talking and prattling in a way that astonished those ladies, who thought that George might make something of her; and he then went off to transact his business.

When he took her to his sisters while he attended to business, he left her talking and prattling in a way that astonished those ladies, who thought that George might after all make something of her.
He then went off to transact his business. 