You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, How may I be of your help?

USER: Could you please be my helping hand in changing my existing reservation?

ASSISTANT: Sure, I am perky to help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: I am Steven Baker.

ASSISTANT: Please hold on, I will revert to you.

USER: Sure.

ASSISTANT: Thanks for holding on, no reservation found in your name.

USER: Not an issue, thank you.

ASSISTANT: Thanks for consulting us.