You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I abet you?

USER: I already have an reservation to attend at my meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation.

ASSISTANT: Ok.

USER: Can you help me?

ASSISTANT: Sure, I am perky to help you.

USER: Laura Allen here.

ASSISTANT: May I know your name to check the reservation? Please, wait for a moment.

USER: Ok.

ASSISTANT: Thanks for being patience, there is no reservation found on your name.

USER: No problem, Thank you.

ASSISTANT: Thank you for approaching us.