Hello.
user
Hello, how may I help you today?
assistant
Can you aid me to book a flight ticket from ORD to CLT?
user
Sure, can I know your good name please?
assistant
Ryan Allen here.
user
 When you are willing to travel?
assistant
My trip dates are Mar 26 and Mar 28 respectively.
user
Please share your connection limit.
assistant
I prefer for single connecting flight.
user
 Would you let us know if you have any other preferences?
assistant
I prefer for business class flight and my depart should be in afternoon.
user
Sorry to say that, there are no flights available on the routes of your journey.
assistant
Thank you.
user
Thank you for availing us.
assistant