i need to find a train that goes to stevenage and arrives by 17:30 .
user
will you be departing from cambridge ?
assistant
yes , i will be departing from cambridge . i also need to leave on tuesday .
user
sure i have a train arriving at 14:10 on a tuesday . would you like to book a seat ?
assistant
yes please . may i have the departure time , train id , and price ?