You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

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

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: May I know your good name?

USER: My name is Jerry Davis.

ASSISTANT: Please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting, sorry there is  no reservation found on your name in our system data.

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

ASSISTANT: Thank you for visiting us, we hope see you again.

USER: You are welcome.