i need to find a train that leaves after 13:00 on saturday
user
sure , which stations will you be using ?
assistant
i'll be departing from cambridge and going to broxbourne
user
tr4334 will leave at 13:01 and arrive by 14:01 . do you want to book this train ?
assistant
what time is the next 1 after that ? that is cutting it close and i do not want to miss it .