Hello,.
user
Hello, how can I aid you?
assistant
I am Mary MItchell. I need to book my flight ticket for attending a conference regarding political issues in Philadelphia, PHL . Will you be my helping hand in booking me a direct flight?
user
Sure, please let me know your travel dates.
assistant
My willing dates for my trip are 03/25 - 03/27.
user
Can I have your origin please?
assistant
My boarding airport is Las Vegas, LAS.
user
Sorry for the inconvenience, there are no flights at this moment.
assistant
Ok, I will choose other airline. Thank you for prompt response.
user
Thank you.
assistant