Hi, Benjamin Hall here.
user
Hello, how may I help you?
assistant
I have planned to celebrate Christmas with my family in Las Vegas, so I need to book a flight ticket. Can you help me to book a direct flight?
user
Sure, may I know on which dates you want to travel?
assistant
Sure, I would like to depart on 12/24 and return on 12/26.
user
Ok, can you please share your journey codes to proceed further?
assistant
Ok, my airport codes are from DC - DCA to NV - LAS.
user
Thank you, sorry no flight found with your details.
assistant
Ok, no issue. Thanks for your kind service.
user
Thank you for reaching us, have a nice day.
assistant