"No..."
"whyy.."
he starts pouting like a kid
"Are you...teasing me...?"
"..no..~"
he keeps pouting
"Well...we can't have kids. Not...not yet. Buttttt-we can do...m-more...kissing..."
And other things that he's implying but not saying
"yea..I wouldn't mind it..I'd like to kiss you more and other things.."
"W-well...ok-let's-g-go!"
"where do you wanna go..?"
"Uh-I-I thought um..."
"o-oh..you thought..uhm..we can if you want too..i would like to.."