<human>:  How do I get from Paris to Berlin by train?
<bot>: The best way to travel from Paris to Berlin by train is to take the high-speed Intercity-Express trains (ICE). Tickets can be booked online or through a local travel agent. The journey usually takes around 6 hours and 30 minutes and there are several different types of tickets available, including one way and return tickets. Depending on the time of year, tickets can often be booked at discounted rates.