Hi, I am Samuel Wright.
user
Hello Samuel Wright. How can I help you today?
assistant
Due to having  an emergency meeting with my friend, I want to book a flight ticket.
user
Can you please provide your source and destination details?
assistant
Sure. I need to go to Atlanta, GA-ATL on 09/14 from Houston, TX-HOU on 09/12.
user
Sure, please wait for a while.
assistant
Ok.
user
Sorry for inconvenience, we did not found any flight based on your schedule.
assistant
Fine, thank you for your service.
user
Thanks for communicating with us.
assistant