You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you?

USER: I need amend my reservation due to some tornado going on in my location. Can you help me out?

ASSISTANT: Sure, I am here to help you with it.

USER: Thank you.

ASSISTANT: May I know the name on which you have done reservation?

USER: Myself Robert Roberts.

ASSISTANT: Can you please wait for a while?

USER: Sure, take your own time.

ASSISTANT: I am not seeing any reservation on the name Robert Roberts to make changes.

USER: That's ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.