Hello.
Hello, how may I aid you?
I am Ryan Harris. I want to book a flight ticket from IAD to meet my sister at HOU, can you help me with booking?
Sure, may I know your journey dates?
My journey dates are Oct 26 and Oct 28.
Do you prefer any whistle stop in your journey?
Yes, I need a whistle stop in between my  journey.
May I know your depart time and arrival time?
My depart time is in the morning and  return time is in the afternoon.
Do you have any other preferences?
No.
Sorry to inform you that, there are no flights available with your requirements.
Ok, no issues. Thank you.
Thank you for choosing us.