You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, May I know your name please?

USER: I am Raymond Wilson.

ASSISTANT: How can I support you?

USER: I want to change my existing reservation, due to some weather conditions my workshop got postponed. Can you help me with it?

ASSISTANT: Sure, We are glad to help you.

USER: Ok.

ASSISTANT: Please wait a minute. I will check and get back to you.

USER: Sure.

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

USER: Ok, No issue. Thank you.

ASSISTANT: Thank you for reaching us.