Hi.
user
Hello.
assistant
I am Gary Thompson here.
user
In which way I can aid you at this moment?
assistant
I would like to travel from SFO to IAH. Can you help me in booking a flight ticket?
user
Sure. Could you please mention your preferable travel dates?
assistant
My preferable  travel dates are Aug 05 and Aug 07.
user
Do you have any another specifications?
assistant
Yes, I prefer to book my ticket in economy class and I need a  connecting flight in my journey.
user
Ok, please hold on a moment. Sorry no flights are available in this route as per your requested dates.
assistant
Not a problem. Thank you for the information.
user
Thank you for reaching us, have a nice day.
assistant