Hello. Emma Davis here.
user
Hello, how can I help you today?
assistant
I want to attend a Seminar in Las Vegas. Can you please help me for booking the flight ticket?
user
 Sure, I will help you in booking the ticket. May I know your travelling dates please?
assistant
My travelling dates are May 15 and May 17.
user
Can you please help me with your airport codes?
assistant
My airport codes are PHL and LAS.
user
Do you have any connection limit?
assistant
I need single connecting flight.
user
Is there any other specifications?
assistant
I want to return on evening.
user
Ok, please wait a moment.
assistant
Ok, I will wait.
user
Sorry to say, no flight found with your requirement.
assistant
Anyway, thanks for the information.
user
Thanks for reaching us.
assistant