You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I made a wrong flight reservation unknowingly. So now I want to change my reservation with the new updates. Will you help me in this changing the reservation?

ASSISTANT: Sure, May I know your name?

USER: Myself Samuel Scott.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say, no reservation found wit your name.

USER: Ok, no problem. Thank you for your helping hand.

ASSISTANT: Thanks for reaching us, have a good day.