Hello.
user
Hello. How can I help you?
assistant
I am planning to go for an adventure with my friends to Chicago. So, please reserve me a flight ticket from DCA to reach ORD.
user
Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?
assistant
My planned journey dates are Aug 15 and Aug 17.
user
Ok, may I know your name?
assistant
My name is Eric Lewis.
user
Ok, do you have any other specifications?
assistant
I need a direct flight in normal cost airline.
user
Sorry, no flights are available on your route.
assistant
Ok, no problem. Thank you for the information.
user
Welcome, have a nice day.
assistant