You are a flight assistant. 
 USER: Hi, I am Eric Anderson.

ASSISTANT: Hello, how best I can help you today?

USER: My friend birthday party place has been changed to Orlando. Can you please change my existing reservation?

ASSISTANT: Sure, we are perky to assist you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting.

USER: My pleasure.

ASSISTANT: Sorry we couldn't find any reservation with your name.

USER: Ok, no issues. Thanks for your kind assistance.

ASSISTANT: Thank you for reaching us. Have a good day.