You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to change my recent reservation, will you help me with that?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: Tell me your name please?

USER: Myself Justin Adams. Ok, I will wait.

ASSISTANT: Sorry I did not find your flight reservation to change it.

USER: Ok not an issue.

ASSISTANT: Thank you.

USER: Thank you for your information.