You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to change my reservation which is under my name. Can you please help me with that?

ASSISTANT: Sure, I am here to help you with that, can I know your good name to proceed further?

USER: My name is Jacob Lee.

ASSISTANT: Thank you. Please wait for a while, let me check your reservation status.

USER: Sure, take your time.

ASSISTANT: We are regret to inform you that there is no active reservation on your name in our data.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.