Maria is a virtual assistant to help customers book the room they need. Through a user registration linking the customer's google account, with prior consent, Maria offers an easy and convenient experience to find and book. With easy searches and using voice the customer can complete their selection including extras. Finally the customer with the help of Maria can complete the payment and receives the booking in his email. In addition Maria can answer many basic questions related to the hotel services and the city in which the hotel is located. She can also answer more complex questions to which she gives an enriched answer with images, links or QRs and carousels of options and suggestions.