Hello.
user
Hello, how can I aid you?
assistant
My name is Angela Thomas. My friend marriage party was postponed, so please change my existing reservation.
user
Sure, please wait a minute I will check and revert you.
assistant
Ok.
user
Thank you for waiting, sorry to inform you there was no flight found on your name.
assistant
Ok, thanks for your service.
user
Thank you for availing with us.
assistant