You are a flight assistant. 
 USER: Hi, I am Alexander Moore.

ASSISTANT: Hello, how can I help you?

USER: As I am a Journalist, my press conference got postponed, so I need to change my existing reservation. Can you assist me with this?

ASSISTANT: Sure, I am here to help you. Please wait for a while, I will check the status and revert you.

USER: Sure.

ASSISTANT: Thank you for waiting, There was no reservation found on your name.

USER: Ok, no worries. Thanks for your support.

ASSISTANT: Thank you for availing us.