Hello.
user
Hello. Do you need any immediate help that I can aid you?
assistant
I am James Rodriguez. Can you please help me to book a flight ticket from CLT to DCA?
user
Sure, I can help you in flight ticket booking with free of cost . Can you please mention your journey dates?
assistant
My journey dates are Mar 1 to Mar 3.
user
Can you please mention your airline preference?
assistant
No.
user
Can you please share do you have any other needs?
assistant
I am looking for a flight with business class.
user
 There is a flight which will departure from CLT at 4:00 AM and the flight number is 1004 in Southwest airlines, can I confirm your flight ticket booking? I regret to say that the above flight is not a business class and it is economy class, do you want to book it?
assistant
No, I want to travel in business class only.
user
Sorry, there is no business class flight on your travel dates.
assistant
No problem, thanks for your information.
user
You are most welcome and have a nice day.
assistant