Hello.
user
Hello, how may I aid you today?
assistant
I want to book a ticket from AUS to ORD to seminar, can you help me in booking?
user
Sure, please share me your trip dates.
assistant
I am departing on Jan 02 and return on Jan 04.
user
 Do you need direct flight or connecting flight?
assistant
I prefer a flight with connection limit 1  which depart in evening time.
user
For booking, we need your good name. Please mention it.
assistant
My name is Brandon King.
user
Sorry to say that, there are no flights available on the routes of your journey.
assistant
That's ok, thank you for your information.
user
Thank you for reaching us.
assistant