payment in full

I pay.

私は支払います

I pay in full.

私は一括で支払います

I pay in full by credit card.

私は信用払いで一括で支払います

I pay the accommodation charge in full by credit card.

私は宿泊費を信用払いで一括で支払います

I pay the accommodation charge in full by credit card when I book the trip.

私は、旅行を予約する際に宿泊費を信用払いで一括で支払います