Hello,.
Hello, How can I assist you?
I want to meet my friend on his birthday , can you please help me in booking a ticket from Denver to New York.
OK sure, May I know your name please?
I am Nancy Anderson.
OK, can you please provide your airport codes?
Airport codes are  CO- DEN, TO NY- LGA.
Can you please provide me your journey dates?
My scheduled dates are 02/19 and 02/21.
OK, please wait for sometime, I will check the availability of the flights.
OK.
I found a flight with your given details, the flight number is: 1002, airline: Hawaiian, price: 100.
OK.
Shall I proceed to booking?
OK, confirm my booking.
OK, your flight ticket has been confirmed.
 Thank you for your service.
Thank you for choosing us.