Hello.
user
Hello, how may I aid you today?
assistant
I am planning to attend a Tennis competition in Chicago ORD to EWR. Can you find a flight ticket for me?
user
Sure, may I know your name please?
assistant
Ok, I am Joseph Clark.
user
May I know your planned travelling dates please?
assistant
Ok, my itinerary dates are on Apr 20 and return on Apr 22.
user
Is there any specific class preference please?
assistant
I need a direct flight to travel.
user
Sorry Clark, there is no flight found as per your travelling details.
assistant
No, I don't have any  class preference.
user
Thank you for reaching us.
assistant
Ok, thank you for your information.
user