Contoh dialog dalam b. inggris yang berisikan asking for certainty, responses for certainty, dan asking repetition

andy : hi... nau! good morning!
naura: hello, sir! good morning!
andy: what do you think if we decorate our classroom?
naura: that's good idea, i think it's good if we make a wall magazine.
andy : are you sure?
naura : yes, i am definitely sure. our class will look nice!
andy : well, it is possible but i am afraid that it's wrong.
naura : so what do you think, sir?
andy : why don't we buy some roses?
naura : hmm.... i don't think so. it is expensive, sir.
andy : you are right, but we can collect money.
naura: i doubt it. i don't think we can get enough money
andy : yeah, come on. we won't know it if we never try it.
naura: are you positively sure, sir?
andy : i have no doubt about it. trust me!
naura: well then, I'll tell them about this
andy : okkay, keep it touch!