Hello.
Hello, how can I aid you?
I am Charles Mitchel here. I want to book my ticket from ATL to  IAH. Can you help me out in booking a flight ticket?
Sure, can you share your trip dates?
My planned trip dates are from Mar 29 to Mar 31.
Do you have any preferences?
Yes, I need a connecting flight in my journey.
There is a connecting flight with  number 1020 in airline Southwest, the fare is 200. Can I book it?
Yes, you can book it for me.
Your ticket is reserved.
Thank you for your help in booking my ticket.
Thank you for availing us.