You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I want to change my reservation as my meeting delayed a week so, can you help me in this?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Can you please share your good name?

USER: My good name is Cynthia Turner.

ASSISTANT: Please wait for a while.

USER: OK.

ASSISTANT: Sorry, there is no reservation found on your given name.

USER: Ok, no problem.

ASSISTANT: Thanks for choosing us.

USER: Thanks for the information.