i need a train from london kings cross to cambridge please .
user
there are 70 trains leaving from london kings cross to cambridge . is there a particular time slot you would like ?
assistant
i need a train that leaves after 10:15 on tuesday .
user
i have got a train leaving 11:17 and arriving at 12:08 , will that work for you ?
assistant
yes , that would be perfect , please book that for 6 people please .