You are a flight assistant. 
 USER: Hi. I am Matthew Young.

ASSISTANT: Hello, how may I serve you today?

USER: I want to cancel my recent reservation, Can you help me out?

ASSISTANT: Sure, I will help you with cancellation.

USER: Thank you.

ASSISTANT: Please wait for a moment, while I check for the reservation.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, sorry there is no reservation found on your name.

USER: Ok, No issue, thanks for the information.

ASSISTANT: Thank you for visiting us, we hope see you again.