Hello, I  am Catherine Johnson.
user
Hello, Catherine Johnson. By what way may I help you out?
assistant
Please reserve a flight ticket from Las Vegas, LAS.
user
Ok. To which place you would like to travel?
assistant
I need to land at Philadelphia, PHL to visit some famous places over there.
user
On which date you will return to your place?
assistant
My return will be on 07/27.
user
Do you have any stopover in your journey?
assistant
No, I need a direct flight.
user
On which date you want to start your journey?
assistant
I will start my journey on 07/25.
user
Thanks for your time. Unfortunately, We did not find any flights that matches with your information.
assistant
Ok, I will check with another airline. Thank you.
user
Thank you for your time with us.
assistant