Hello.
user
Hello, how may I help you?
assistant
I am Daniel Evans, want to travel from LAS to IAD. Please help me in booking my ticket.
user
Sure, on which dates you are planning to travel?
assistant
Sure, my trip dates are from 06/24 to 06/26.
user
Do you have any other requirements?
assistant
My return time will be in the evening and I need a connecting flight.
user
Ok, please wait a minute.
assistant
Sure.
user
Thank you for waiting. Sorry, we regret to inform you that there is no flight available as per your request.
assistant
It's ok, thank you for your help.
user
Most welcome.
assistant