You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Susan Wright. Can you help me in cancelling my reservation, as my exam is postponed?

ASSISTANT: Sure, please wait for a minute.

USER: Ok.

ASSISTANT: Susan, I found your reservation and cancelled it successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.