You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you today?

USER: I am Pamela Wilson, I want to change my recent reservation due to my busy schedule, help me in changing my recent reservation.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait for a minute, I will check the status and inform you.

USER: Sure.

ASSISTANT: Thanks for your time, we are sorry to inform you that no reservation was found based on your name.

USER: Its ok, I think it is reserved in other agency.

ASSISTANT: Thank you for consulting us.

USER: Any way thank you for your effort.