Hi.
user
Hello. How may I aid you?
assistant
I would like to change my existing reservation. Can you please help me in this?
user
Sure, we are glad to assist you in that.
assistant
Thank you.
user
May I know your name for proceeding further.
assistant
Donna Scott here.
user
Please wait a moment.
assistant
Ok.
user
Sorry Donna Scott, based on your name we haven;t found any previous reservation in airline database.
assistant
No issues, thank you.
user
Thanks for approaching.
assistant