You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: We friends were planning to cancel the trip, will you aid me in cancelling my reservation?

ASSISTANT: Sure, I will help you.

USER: Thanks.

ASSISTANT: May I know your name?

USER: Sure, Dorothy Perez here.

ASSISTANT: Please wait for a minute, I will revert to you with current status.

USER: Sure.

ASSISTANT: Unfortunately, there is no reservation found on your name in our database.

USER: Ok, thank you.

ASSISTANT: Thanks for reaching us.