You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Michelle Anderson here.

ASSISTANT: Michelle, how may I help you?

USER: I would like to cancel my reservation because my project has been extended.

ASSISTANT: Let me check our website.

USER: Sure.

ASSISTANT: I found your reservation and cancelled it.

USER: Ok, thank you for your help.

ASSISTANT: Thank you for contacting us.