Hello.
Hello, how may I assist you?
I am Daniel King, due to some climatic changes, I planned to change my recent reservation. Can you please help me?
Ok, I have found reservation for you. Can I know your travelling details?
My travelling dates are 01/26 and 01/28. The airport codes are  from DCA to AUS.
Yes, there is a flight 1027 of AA airlines available for you.
Ok, please proceed to confirm my ticket.
Your ticket is booked successfully.
Thank you for your help.
Thank you for reaching us.