Hi.
Hello. How can I  help you?
I want to book a flight ticket from DCA to LAS, can you help me with booking please?
Your travelling dates please?
  I need to travel on dates Sept 08 and Sept 10.
Do you have any specifications?
I am looking for a normal cost airline.
What about connection limit?
I need a connecting flight.
May I know your name please?
My name is Barbara Wright.
I am sorry no flights found on your route.
That's ok, thank you for the response.
Thank you for choosing us.