1) He said that it was the most thrilling experience he had ever had (тут сама не оч поняла, но по правилу так)
2) He said that sometimes he got a bit lonely
3) He said that on sunday he was flying to Ireland
4) He said that he had spent five days in Edinburgh and it had amazing
5) He said that he couldn`t carry all his stuff around easily
6) He said that if he had time, he would visit Cardiff