We refused their kind invitation; they may not be willing to have us now.
You're lucky - he bought your ticket, and if you hadn't turned up I was just about to accept his kind invitation to dinner.
My sister and I will gladly accept your kind invitation.
I want to change my mind, if I may, and accept your kind invitation.
Hold on a minute and I'll ask him if he is free to accept your kind invitation.
I accept your kind invitation to be Minister for Education.
"He'd invited us to stay before last night and I think we'll take him up on his kind invitation."
I will return to my boat, but thank you for the kind invitation.
"No, but I am much obliged for the kind invitation."
I thought I would take you up on your kind invitation to visit.