You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I want to cancel my recent reservation. Due to heavy rains my auditions were cancelled. Can you please help me with that?

ASSISTANT: Sure, could you please provide your name to proceed further?

USER: Yes, I am Joseph Roberts.

ASSISTANT: Sure, let me check and revert to you. Sorry, unfortunately no reservation has found on your name.

USER: Ok. No issue. Thanks for your response.

ASSISTANT: Most welcome, thanks for your interest.