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