hi . help me with a train schedule , please .
user
i would be happy to help . let s start with a few questions , which station would you like to depart from and where would you like to go ?
assistant
i am looking to depart from cambridge , and i am going to london kings cross .
user
okay , great . what day are you wanting to travel ?
assistant
i would like to go on wednesday .
user
how about tr3702 that leaves at 05:00 ?
assistant
that sounds great ! i would like to buy 1 ticket please .