Well, OK - Khorosho, ladno
I agree - Soglasen
Yes, of course - Da, konechno
Yes, it is so. - Da, eto tak
I agree with you - Ya soglasen s vami
I don't object - Ne vozrazhayu
I'm of the same opinion - Ya takogo zhe mneniya
That's good for me - Menya eto ustraivayet
Wonderful idea! - Prekrasnaya mysl'!
That's suitable for me! - Mne eto udobno
I think so - Dumayu chto tak
You are right - Vy pravy
That's right - Sovershenno pravil'no
I can't but agree - Ne mogu ne soglasit'sya
No, thank you - Net, spasibo
No, unfortunately I can't - Net, k sozhaleniyu, ya ne mogu
I am not quite agree - Ya ne sovsem soglasen
Nothing of the kind! - Nichego podobnogo!
I don't agree with you - Ya ne soglasen s vami
You are wrong, I'm afraid - Boyus', vy oshibayetes'
Vice versa! - Naoborot!
You are mistaken - Vy oshibayetes'
No, I can't - Net, ya ne mogu
Sorry, but no - Izvinite, no net
I refuse - Ya otkazyvayus'
Excuse me, but I am busy - Izvinite, no ya zanyat
Sorry, next time - Izvinite, v sleduyushchy raz