You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I be of your assistance?

USER: I would like to cancel my reservation which was made on the name of Betty Adams. Can you help me with it?

ASSISTANT: Sure, I'll try to help you in cancellation. Please wait a moment I will check the reservation status.

USER: Sure.

ASSISTANT: Thank you for waiting, unfortunately there is no reservation found by your name.

USER: It's ok, thank you.

ASSISTANT: Thank you for remaining so positive.