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