Make short dialog use the expression of agreement and disagreement

A : hi there,how's going?
B: i'm fine,how about you?
A: very good,it's bright now,can we go to the field to play football?
B: it's a good idea,let me get prepared
* Agreement
K: I'ts so cold today,can i get you a coffee?
H: No,Thanks,the caffein will make me stay awake,i'll get tea instead.
K: Oh,well then let me get you a cup of tea.
*Disagreement