hello there ! i need a train from stansted airport to cambridge .
user
sure , i can help with that . there are a lot of trains to choose from . did you have a travel day and time in mind ?
assistant
the train should leave after 08:15 and should leave on sunday
user
there are 16 trains that travel during that time frame , do you have a specific time you would like to arrive ?
assistant
the earliest is better . can you tell me what time it will arrive and the price ?
user
arrival time is at 08:52 and the cost is 8.08 gbp . can i get a ticket for you ?
assistant
i guess that is alright . please book me .