. >> one of our dogs has special need and that is tristine.ears a wheel around. >> he has special shoes and a harness and we get it together in the parking lot and then we get on the air train. he loves it. little kids love him because he is a little lower to the ground so easy to reach and he has this big furry head they get to pet and he loves that. >> he doesn't seem to mind at all. probably one of the happiest dogs in the world. >> many people are nervous when they travel but seeing the dogs is just a wonderful relief. >> what i absolutely love most about it is the look on people's faces, so whenever they are stressed and flying is stressful these days you get these wonderful smile. >> i am the mom of lilo the pig and she is san francisco's first therapy pig. >> lilo joined the wag brigade as our firs first pig. >> wag brigade invited us to join the program here and we have done it about a year-and-a-half ago. our visits last 1.5 to 2 hours and it does take a little bit longer to get out of the terminal because we still get a lot of attent