I need a train to cambridge for tuesday. Would you be able to help?
What time do you want to depart by and where from? 
I need the train to leave after 9:30 from London Liverpool Street. 
Are you leaving in the morning or the evening?
I am leaving at 9:30. That is in the morning.
There is a train leaving at 9:39. Would that work?
Do you have anything leaving after 9:30?
There is TR5691 leaving at 11:39 today. It is 88 minutes and costs 16.60 pounds. 
When does that train arrive?
The train arrives by 13:07. 
Could I have the phone number please?
I'm sorry there is no phone number for that train.
Oh! Right. I need a phone number for a restaurant. A Chinese place, in the south, and on the cheap if possible.
The Lucky Star is a cheap Chinese restaurant in the south.The phone number is 01223244277.  Would you like me to book you a reservation?
No, thank you. That was all I needed today.
Alright. I hope you have a great day!