Hi.
user
Hello. How can I assist you?
assistant
 I am Brian Hill here. I need to book a flight ticket, can you please help me?
user
Sure Hill, can I know the travel dates please?
assistant
My respective travelling dates are from 08/08 to 08/10.
user
Could you please provide the airport codes?
assistant
I need to start journey from JFK to IAH.
user
There is a flight in UA airline with price 100, can I book it?
assistant
Ok, you can proceed with that booking.
user
Your ticket has been booked with flight number 1012.
assistant
Thank you for help in  booking my flight ticket.
user
Thank you for approaching us.
assistant