i need to take a train from cambridge to london kings cross
user
i can help you with that ! what day would like to travel and what time would you like to depart ?
assistant
tuesday from cambridge to london kings cross , anytime after 15:45 .
user
train tr0945 fits the bill , would you like me to book you passage ?
assistant
what is the travel time on that train ?
user
the travel time is 51 minutes .
assistant
what is the arrival time ?