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closing phrase

opening phrase ("joining")

The main aim of this phrase is to lead to the end of the corwersation, but in such way so that our interlocutor would not be offended or feel dismissed. It consists of among other things information that the subjects we are interested in are used up or closed (e.g. 'These were all matters we were to talk over') as well as settling further steps (what the parties are going to expect from each other in futurę), then thanks and saying goodbye.

the phrase of introducing

the theme (get down to 'business')