hello , i would like some information on a train departing from stansted airport .
user
sure , i can help you with that ! what information are you looking for ?
assistant
it should depart stansted airport and arrive at cambridge by 8:30 on wednesday .
user
there are 3 different options that fit your request . which time would you like to depart , 05:24 , 06:24 , or 07:24 ?
assistant
i need to depart whichever train gets me to cambridge closest to 08:30 am .