Hi.
Hello, how can I aid you?
I have got an invitation to participate in photography contest in Washington DC - DCA. So can you please book a ticket from Los Angeles, CA - LAX?
Sure, please provide me your days of travelling?
My dates of travel are from 07/31 to 08/02.
Ok, please wait I will revert you.
OK.
We are glad to inform you that there is a flight matching your requirement.
Flight details please?
Airline: AA, flight number:1002. Price is 200 with a single connection.
OK, please confirm booking.
To proceed further can I know your name please?
I am Helen Smith.
Your booking is confirmed.
Thank you for your kind reply and positive response.
Thank you  for choosing us.