OK, I'd like a first class ticket. How long is the journey?
Will it rain in Nanjing next Saturday?
user
It will be cloudy, but won't rain.
assistant
Will the temperature be high?
user
The maximum will be 17 degrees and the minimum will be 6 degrees, so not very high.
assistant
Is there any bullet train from Shanghai to Nanjing next Saturday afternoon?
user
You can take the bullet train D3136.
assistant
Inform Train duration 2 hours and 42 minutes