You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Matthew Lewis. My planned trip to meet my parents got cancelled, so I want to cancel my recent reservation. Could you help me in cancelling.

ASSISTANT: Sure, please wait for a moment. Sorry, there is no reservation found with your name.

USER: Ok. Ok, no issues. Thank you for your service.

ASSISTANT: Thank you for choosing us.