Hello.
user
Hello. How may I guide you?
assistant
I have to change my reservation due my planned event got postponed. So please help me with that.
user
Sure, I am here to help you. Can I know your name please?
assistant
Thank you. Please check the reservation with my name Karen Walker.
user
Ok, it takes sometime to check your ticket status. Please allow me a moment.
assistant
Sure, take your time.
user
Sorry to intimate you that, there is no reservation found with your name to change the details.
assistant
Oh! It may not be booked properly due to server issues while booking. Anyway, thank  you for your time.
user
It's my pleasure. Thank you for reaching us.
assistant
Most welcome.
user