Hello.
Hello. How may I aid you today?
I need to buy a plane ticket from CLT  to IAH. Can you help me?
Sure, may I know your trip dates?
I am planning to start on Sept 21 and return on Sept 23.
Can you please mention your name?
I am Catherine Anderson.
Do you have any other requirements?
I need 1 stop over.
Unfortunately there is no flight found with your given details.
That's alright, thanks for your assistance.
Thank you for availing us.