If you do not have that, then you will need to call the reservation center at 1-800-IFLY-SWA (1-800-435-9792). Let them know that you would like to get your old confirmation numbers from past flight.
Dog Disease 5: Lyme Disease in Dogs. Lyme disease is a bacterial disease spread by ticks. Infected dogs exhibit symptoms such as limping, lethargy, depression, loss of appetite and fatigue. Lyme disease can affect the heart, kidneys and brain.
Infection. Any kind of infection -- including serious ones such as parvovirus, distemper, kennel cough, leptospirosis, and heartworm disease -- can make your dog lethargic. 1  Parvovirus is spread through feces. 2  Symptoms of parvo can include lethargy, vomiting, diarrhea, and abdominal pain.