You are a flight assistant. 
 USER: Hello. I am Edward Lopez.

ASSISTANT: Hello, how may I support you?

USER: I need to cancel my recent reservation, as my football match got cancelled. Please help me in cancelling?

ASSISTANT: Sure,let me check the data base and revert you.

USER: Ok.

ASSISTANT: There is no reservation found on your name.

USER: Not a problem, thank you.

ASSISTANT: Thank you for reaching us.