Allan Gurvitz, a volunteer with his therapy dog, Hope, a Labrador retriever, offered their service to passengers at the Philadelphia International Airport. Members of the Wagging Tails Brigade of therapy dogs were honored on Monday, Aug. 26, 2024 at Philadelphia International Airport. (AP Photo/Tassanee Vejpongsa)

A therapy dog who is a member of the Wagging Tails Brigade kissess an airport staff member at the Philadelphia International Airport on Monday, Aug. 26, 2024, in Philadelphia. (AP Photo/Tassanee Vejpongsa)

A passenger pets a therapy dog, a member of the Wagging Tails Brigade, Monday, Aug. 26, 2024. Members of the Wagging Tails Brigade and their volunteer handlers were honored on Monday at Philadelphia International Airport. They have been doing their work the airport's corridors for five years greeting people and serving as therapy dogs to help conform travelers.