Bunting admitted that he wasn't at his best but that he is glad to be through and he hopes now that he can build on this performance.
He added that from his perspective he loves the format and that he has a good chance if he can hit his starting doubles and score properly.
"I wasn't at my best but it was enough and I'm glad to be through," said Bunting. "I felt great in practice and coming into the match, and I can build on this.
"Jonny struggled on his doubles and I took the chances that he gave me, but I'll be better in the next round.
"I've had some success here by reaching the semi-finals before and I love the format. This is one event where I've got a good chance if I can hit my starting doubles and score like I can."