Hello.
user
Hello. How may I aid you?
assistant
I want to change my existing reservation due to some health issues, can you help me with that?
user
Yes, I will help you in change of your flight ticket reservation.
assistant
Thank you.
user
Please may I know on what name the flight ticket has been booked?
assistant
My name is Joseph Martin.
user
Wait for a moment please.
assistant
Sure.
user
Thanks for your time Joseph. I regret to inform you that. I have not found your flight reservation to change it.
assistant
No issues, thank you for the checking.
user
Thank you.
assistant