You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Richard Perez here.

ASSISTANT: Perez, how may I aid you today?

USER: Owing to an emergency, I have request you to cancel my reservation. Can you please help me out with cancelling of my reservation?

ASSISTANT: Sure, I am here to help you, please hold on for a moment to check your reservation status.

USER: Thank you, take your time.

ASSISTANT: Perez, I did not find any reservation with your name in my database.

USER: Oh! I think my cousin might have cancelled my reservation. Thank you for the information.

ASSISTANT: You are welcome.