Hello.
user
Hello. Is there any emergency that I can help you out?
assistant
I want to change my existing reservation due to some personal issues. Can you help me in changing the ticket?
user
Sure, may I know your name please?
assistant
Yes, I am Helen Mitchell.
user
Please wait for a while.
assistant
Sure.
user
Thank you for waiting, there is no reservation found for the user name that you have mentioned us for checking.
assistant
Ok, not a problem. Thank you for your valuable information.
user
It's my pleasure and thank you for reaching us, have a nice day.
assistant