You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

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

ASSISTANT: Sure, may I know your name to check with the previous reservation.

USER: My name is Scott Hernandez.

ASSISTANT: Please hold a moment,.

USER: Sure, take your time.

ASSISTANT: Sorry, there are no active reservations on your given name to change.

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

ASSISTANT: Thank you for reaching our service.

USER: You are welcome.