Translation of radioaktiv

This Thursday afternoon a group of twenty five belonging to the Language Institute of English will take a trip to the Canadian city Montreal, accompanied and well protected by the bodyguard Linda.
It seemed like a very cute settlement and a great place to stay in for a night or two and I hoped that they would have rooms. However, since I wasn't sure I decided to carry my backpack with me.
The door of the car was still open, so that he could not drive away. Luckily, two foreigners walked by and we were asking them to help us out. They payed for us and warned us that these situations were common.