Unit 1 Travel by air 1.1 Booking a flight 1.2 At the check-in counte 1.3 Security check 1.4 Going through customs after landing(1) 1.5 Going through customs after landing(2) Unit 2 At a bank 2.1 Cashing travelers checks 2.2 Buying travelers checks 2.3 Changing money 2.4 Opening an account Unit 3 At a hotel 3.1 Finding rooms(1)