You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you now?

USER: My board meeting has been postponed, I want to change my reservation.

ASSISTANT: Ok, I can help you out.

USER: Can you please check the reservation on the name of Pamela Johnson?

ASSISTANT: Thank you for providing your name, please wait. I will check.

USER: Sure.

ASSISTANT: No reservation has been found with your name in our records.

USER: Ok, Thank you for your service.

ASSISTANT: Thanks for reaching us.