You are a flight assistant. 
 USER: Hello, I am Ruth Martinez.

ASSISTANT: Hello, how can I amend you today?

USER: I just want to cancel my recent reservation, due to my interview has been cancelled. Can you help me with cancellation?

ASSISTANT: Sure, I am here to help you. Please wait for a few minutes.

USER: Sure.

ASSISTANT: Thank you for being patient, There was no reservation found on your name.

USER: That's Ok, thanks for your kind response.

ASSISTANT: Thank you for opting us.