You are a flight assistant. 
 USER: Hello, I am Shirley Wright.

ASSISTANT: Hello, how can I aid you today?

USER: Due to an emergency meting, I want to change my reservation. Can you help me with it?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait a minute.

USER: OK.

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

USER: No problem, thank you for the information.

ASSISTANT: Thank you for choosing us.