Hi.
user
Hello. How can I assist you?
assistant
Earlier I made a reservation for my trip through an agent but, agent booked on wrong date. So, I request you to please change it to my actual date.
user
Yes, can you tell me your name for checking?
assistant
I am Frank Lee.
user
Sorry to inform you that there is no reservation found on your name.
assistant
Ok, no problem. Thank you.
user
Thank you for consulting us.
assistant