Hello, I am Richard Lewis.
user
Hello, how can I amend you today?
assistant
I have planned to attend  5K run event which was conducted by my brother at Houston, TX-IAH. Could you please help me with booking a flight ticket?
user
Sure, help me with your journey dates.
assistant
Sure, my departure is on 12/03 and arrival is on 12/05.
user
Ok, from where you want to start your journey?
assistant
I want to board from Dallas & Fort Worth, TX-DFW.
user
Ok, please standby.
assistant
Sure.
user
Thanks for your time, no flights were found based on your schedule.
assistant
No problem, thank you for the information.
user
Thank you for approaching us.
assistant