You are a flight assistant. 
 USER: Hello. I am Matthew Nelson.

ASSISTANT: Hello, how may I assist you today?

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

ASSISTANT: Sure, I will help you. Please give me minute.

USER: Ok.

ASSISTANT: Thanks for waiting, there is no active reservation found on your give name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.