You are a flight assistant. 
 USER: Hello, my name is Kenneth Anderson.

ASSISTANT: Hello, how may I assist you?

USER: Please assist me in changing my reservation.

ASSISTANT: sure.

USER: Thank you.

ASSISTANT: Let me check the reservation list and revert you.

USER: Ok.

ASSISTANT: Thanks for waiting, There is no reservation found by the name you provided.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.