Hi.
user
Hello. How may I help you today?
assistant
I need to book a ticket from LAS to DFW. Could you book a ticket?
user
Sure, may I know your travelling dates?
assistant
Departure is on July, 10 and return date is July, 12.
user
Do you need any specifications?
assistant
I would prefer direct flight.
user
On which name shall I reserve flight ticket?
assistant
My name is Brandon White.
user
 Please wait.
assistant
Sure.
user
Sorry, there are no flights found on given dates.
assistant
Thank you.
user