Hi.
Hello. How can I assist you today?
I am Robert Thomas. I want to book a  flight ticket from ORD to HOU. Can you help me?
Sure, will you mention your travelling dates please?
Thank you. Apr 23rd and 25th are my travelling dates.
Do you have any specifications?
I need to return in the evening.
Do you have any other preferences?
It should be a connecting flight.
Please give me a moment.
Ok.
Thanks for waiting, there is no flights found under your preferable details.
No issue. Thank you.
Welcome, have a great day.