Hello,  myself Paul Clark.
Hello, how may I assist you?
I am planning to book a flight ticket to IAH from IAD, can you please help me out?
Sure, may I know your travel dates?
Sure, my planned travelling dates are Aug 10 and 12.
At what time do you like to travel?
Please make sure my departure time is evening and my return time is morning.
Do you have any specification?
Yes, I am looking for a flight with 1 connection.
Sorry, there is no flight on your details.
It's ok, thank you for the information.
Thank you for choosing us.