You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Make my reservation to be cancelled, as my exams were postponed.

ASSISTANT: Ok, please provide your name to cancel the reservation.

USER: Angela Perez is here.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Thanks for waiting, we did not find a reservation on your name.

USER: Not an problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.