Hello.
Hello.
I am Dennis Lewis.
How can I help you Dennis?
I  want to change my reservation due to my office work was scheduled on the same day, so help me on that?
Oh! that's sad, let me go back and check with your previous booking.
Ok.
Dennis Lewis, there is no reservation by your name. Sorry for the inconvenience.Can I help you with any other information, let me know?
Oh! that's my bad luck, any way thank you for your help.
That's great of you, keep reaching us for your bookings in future as well.
No thanks, I am ok with this.
You are welcome.