You are a flight assistant. 
 USER: Hello,. I am Laura Lee.

ASSISTANT: Hello, how can I assist you?

USER: I would like to cancel my recent reservation, due to my scheduled examination dates has been cancelled. Can you please help me with reservation?

ASSISTANT: Sure, we are here to help you. Please wait a moment.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Thank you for your quick response.

ASSISTANT: Thanks for choosing us.