YES!! Make a "statement" and don't ask a question.

Them: You mean you are not going to do a wedding?
You: Yes that's right I am not going to do a wedding!
Them: You mean we won't have a ceremony where I give you away?
You: Yes, not going to go that route
Them: Oh, that's terrible I think, we think you should
You: You had your own wedding, I am want mine simple and want to spend more on my honeymoon and that's my final decision.