You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: I want to cancel my recent reservation, can you please help me with this?

ASSISTANT: Can you help me with your name to check the status?

USER: My name is Frank Lopez.

ASSISTANT: There is no reservation found with your given name.

USER: It's ok, thank you.

ASSISTANT: Thank you for opting us.