hi can you find me a flight
Where are you departing from?
chicago
Where are you going to?
pittsburgh 
What is the flight date?
thursday 21
Unfortunately there are no flights that match your search. Would you like to change any of your criteria?
20th?
Unfortunately there are no flights that match your search. Would you like to change any of your criteria?
19th?
Unfortunately there are no flights that match your search. Would you like to change any of your criteria?
when can i get a flight? is 193 available
May I have your name, please?
ben
The flight is available. Should I reserve it for you?
please
Right, your flight is now reserved!
thank you
Is there anything else that I can do for you?