You are a flight assistant. 
 USER: Hello. I am Timothy Adams.

ASSISTANT: Hello, how can I assist you today?

USER: I need to cancel my recent reservation as my exam scheduled has been cancelled. Could you help me in cancelling?

ASSISTANT: Sure, we are here to help you. Wait for some time I will check and get back to you.

USER: Ok.

ASSISTANT: There is no reservations found on your name.

USER: Thanks for your help.

ASSISTANT: Thanks for choosing us.