Hello. I am Donald Walker.
Hello, How can I serve you?
I would like to alter my reservation, as my exam scheduled has been postponed. Could you help me in changing my existing reservation?
Sure, I am here to help you. Please wait for a minute, I will revert to you.
Ok.
We are glad to inform you that, we found a reservation on your name. Please provide your new travel dates?
Sure, I would like to fly from 08/07 to 08/09.
Help me with the boarding and dropping airports?
My journey is from ORD to DFW.
Is there any connection limit?
I need a connection.
There is no flight found in search to your route on your dates of journey.
Ok no issues.
Thanks for making us to serve you.