“Fine” / “Yes, please.”
Fine normally means good or acceptable. Alone, however, Fine. may sound reluctant or annoyed depending on tone and facial expression. Tina reads Frank's frown as anger toward her. I'm fine. and That's fine. also depend on delivery and context. To warmly accept an offer, Yes, please. or Thanks, I'd love some. makes enthusiasm clear. In the final practice, Frank first says Fine. automatically, then corrects himself to communicate what he feels.

