Questions: 1) Is there a bus from Xining to Chaka Salt Lake at Xining Long-distance Bus Station to Delingha at 9:15 in the morning? 2) Is there a shuttle bus from Chaka to Delingha? The latest one About what time? 3) I will go to play at the end of August and the beginning of September. Can I buy a train ticket to Lhasa in Delingha at that time? Are there many people going to Tibet at that time? Can I buy a train ticket from Delingha in Xining? Train ticket to Tibet? 4) Will the bus to Delingha miss the train to Tibet at around 22:40?