Hello.
user
hello, how may I be your helping hand?
assistant
I am Karen Wright. I want to book a direct flight. Could you please help me with booking?
user
Sure, please provide me your travelling dates?
assistant
Sure, my travelling dates Sep 20 and Sep 22.
user
Please let me know if you have any specific time preference.
assistant
Yes, my depart time is Afternoon.
user
May I know your airport codes?
assistant
Sure, my airport codes are HOU and AUS.
user
Thank you for your detail, there is no flight available in afternoon on given dates by you.
assistant
No worries, thank you for the information.
user
Thank you, hope to serve you better next time.
assistant