Hello.
user
Hello, how may I help you?
assistant
Can you aid me to book a flight ticket from ORD to HOU?
user
Sure, may I know your trip dates please?
assistant
My trip dates are Apr 27 and Apr 29 respectively.
user
Do you have any other requirements?
assistant
I prefer for direct flight and return time in morning.
user
Can I know your name please?
assistant
Ryan Roberts here.
user
Ok, please wait.
assistant
Ok.
user
Sorry, we regret to inform you that there is no flight available as per your request.
assistant
Thank you.
user
Most welcome.
assistant