can you help me find a train leaving by 10:30 going to stansted airport ?
user
what day do you perfre to leave ?
assistant
i prefer to leave on saturday from cambridge .
user
i only have a 10:40 on saturday . is that going to work for you ?
assistant
it will arrive by 10:40 or will leave then ? i need to arrive by 10:30 .
user
yes i am sorry this is the only option i have .
assistant
okay we will be late . i need tickets for 8 people .