person A: Me and this girl have been dating for awhile now_comma_so I think Im going to ask her to be my girlfriend. 
person B: Nice! You must be pretty confident she will say yes.
person A: Yes I agree. I feel that way about it. You know me too well. 
person B: I hope it goes well for you and brings happiness to you both.
person A: Thank you. I hope she dont say no_comma_ but i can bet you she says yes. 