Dialogues

In this post, I am going to put some links that you can use in specific activities.
To rent a car:
 http://www.audioenglish.net/english-learning/english_roleplay_car_travel_rent_a_car_1.htm

To change money in a bank:
http://www.audioenglish.net/english-learning/english_roleplay_banking_foreign_exchange_1.htm

To reconfirm a flight:
http://www.audioenglish.net/english-learning/english_dialogue_air_travel_flight_confirmation_1.htm

Railway station:
http://www.audioenglish.net/english-learning/english_dialogue_railway_travel_2.htm

In this web there are a lot of more dialogues.