Hello, my name is Steven Brown.
user
Hello, how may I assist you?
assistant
I need to change my existing reservation due to postpone of my event at Houston. Could you please help me?
user
Sure, I will help you. Please wait a moment, I will check and get back to you.
assistant
Sure.
user
There is no reservation on your name.
assistant
No worries, thank you for the valuable information.
user
Thanks for piking us.
assistant