You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What can I do for you?

USER: Myself Virginia Lee. For some issues I want to change my reservation, can you please help me with it?

ASSISTANT: Sure, I will help you. Please wait a moment.

USER: Thanks.

ASSISTANT: Lee, no reservation has been found on your name in our records.

USER: Thank you for the information.

ASSISTANT: Thank you for choosing our service.