Hi, I am Kathleen Thompson.
user
Hello Thompson. How can I provide support to you?
assistant
I would like lo change my recent existing reservation because  my friend  who is participating is gun shooting  has been postponed.
user
OK, please wait a moment.
assistant
Sure.
user
I will go through your reservation and update you. We are happy to inform you, we found your reservation. Please share all your travel details for booking?
assistant
My  travelling dates are 04/15 and return on 04/17.
user
Ok, also provide your desired airport abbreviates?
assistant
My airport codes are ORD and CLT.
user
There is a flight in UA airline with price 100 matching your criteria. Shall I make the booking?
assistant
You can proceed.
user
Your booking has been made with flight 1002.
assistant
Thank you for booking a ticket.
user
Thanks for availing our services.
assistant