I'd like to have a berth ticket to Shanghai .   Which train do you want ?   The 19:00 train .   Sorry . There aren't any tickets available for the 19:00 train .   When is the next train to Shanghai ?   The next train will leave at 20 : O5 .   How much is the ticket ?   180 yuan .   Here is 200 yuan .   Here are your ticket and change . 