You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I amend you today?

USER: Due to some technical issues, the meeting that I have to attend got postponed.

ASSISTANT: Ok.

USER: Can you help me in changing my reservation?

ASSISTANT: Sure, may I know your name to check reservation?

USER: I am Raymond Thompson.

ASSISTANT: Please, wait for a wile.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no reservation found on your name.

USER: Not an issue, thank you for the information.

ASSISTANT: Thank you for approaching us.