Would a German Shepherd be welcome in an airport? Please answer step by step:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Airports in the US must be compliant with the ADA allowing for service dogs as medical equipment. Police security often use dogs like German Shepherds to search for drugs at airports. Some airlines have special travel accommodations for dogs.
So, the final answer is yes.