i need to catch a train on [train_day] , departing from [train_departure] .
okay and what is your destination please ?
i am travelling to [train_destination] .
please specify your choice of time for departure and arrival
i need to leave after [train_leaveat] .
what time do you need to arrive by ?
i do not have an arrival preference .
i have the [train_trainid] that leaves at [train_leaveat] for [train_price] pounds . would you like to book it ?
yes i need [value_count] tickets and the reference number .
sure thing , i will work on that now and be back with you in a moment .