西班牙8天行程, 按大家意见已更改，请告是否合适些？

请教大家如下行程可以吗？第一次去西班牙，非常感谢！

Day 1: Dec 23, Leave for Madrid, flight at 5:15PM

Day 2: Dec 24, Arrive in Madrid around 4:00pm

Day 3: Dec 25, Madrid

Day 4: Dec 26, To Seville by train in the morning  9:05 AM – 11:28 AM

Day 5: Dec 27, Seville

Day 6: Dec 28, Fly to Barcelona in the evening, Vueling VY 2223 7:20 PM – 9:00 PM

Day 7-9: Dec 29-31, Barcelona

Day 10: Jan 1, Back to the States, flight at 2:55PM