正合适

a: mary, what's going on? john just told me that you are going to leave us
b: yes, i really feel bad about it, but B&D came up with a really good offer
a: really? i didn't know you were going to look for a new job
b: well, just between you and me. i think we have some real problems in this department.  don't get me wrong, it has nothing to do with you, frank. everybady says you are an excellent manager
a: problems? what problems? do you have time to talk about it
b: sorry, i must go now. let's talk about it next time