When traveling and you want to bring your pet like dog, you need a crate to cage him. Pet like dog can be dangerous to other people especially if you did not train it to behave well with other people. Dog crates are not expensive if you need one. Another uses of dog crates is when you have a dog which is not trained yet and you brought it to your new house because dogs tend to play, they might damage your base or couch. Albeit you love your dog but you want also to protect your furniture and other things inside your home.
By the way if you feel tired traveling then you need to buy medicine for yourself. I had experienced tiredness before while travelling by bus. Until now nobody really knows what causes tiredness but for certain there is a medicine for it. If you feel always tired then buy this drug called provigil. Provigil is safe and easy to carry.
Depression can cause tiredness that is why provigil is so effective, just follow the prescription.
Carrying your dog will be easy if you don’t feel tired. By the way one way to relax while travelling is to prepare everything you need and drink plenty of water.