Hello.
user
Hello, how may I serve you today?
assistant
My name is Nancy Perez. I want to attend a seminar in Philadelphia, can you book a ticket with price under 500?
user
Sure, please help me with your travelling dates please?
assistant
Sure, my travelling dates will be 11/17 and 11/19.
user
Ok, let me know with your airport codes please?
assistant
Yes, I would like to travel from DCA to PHL.
user
Ok, please wait I will get back to you.
assistant
Ok.
user
Thanks for waiting, we have not found any flights with your requested details.
assistant
Ok, no issue. Thank you.
user
Thanks for choosing us.
assistant