Travel agencies use SMS marketing to deliver a peace of mind to their customers. Traveling usually involves a lot of fussiness. Making sure that everything is properly organized is time-consuming and tiring. That’s why the travel agencies use SMS services to reduce the stress level of the users. Sending a booking confirmation and keeping the customer updated regarding their booking via SMS is very helpful. Booking confirmation messages are usually automated. It is very unlikely that your customer will ever be annoyed by such messages.