Hello.
user
Hello. How can I help you?
assistant
I would like to change my reservation due to sudden plan change in the trip, as our friends planned to go some other place this time, can you please help me by changing the ticket?
user
Sure. Please may I know your good name?
assistant
Jack Evans here.
user
Please hold on for a moment.
assistant
Sure, take your own time.
user
Sorry Evans, no reservation found by your name.
assistant
It's not a problem. Thanks for your checking.
user
Most welcome.
assistant