Hello.
user
Hello. How may I serve you today?
assistant
I am Kevin Green. Can you please help me in changing my existing reservation? As my plans to visit Los Angeles got postponed.
user
Sure, I'll help you with this. Please wait a moment.
assistant
Sure, I will wait for your information.
user
I have checked in reservation list to change your ticket, but could not find any reservation with your name.
assistant
Oh! That seems something went wrong while booking the ticket previously. Thank you for providing information.
user
Thank you for opting us.
assistant