Hi.
Hello, how can I aid you?
I want to travel from SFO to IAH for conference meeting, can you please help me to book the flight ticket?
Sure, may I know your planned travel dates?
I want to depart on 05/22 and return on 05/24.
There is a direct flight available on your requested dates from Delta  airlines.
Please check for the flight with 1 connection.
Sorry, no flight available for your request.
Not an issue, thank you for checking.
May I know your good name please?
My name is Ronald Scott.
Thank you.