You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to cancel my recent reservation, due to heavy rainfall at my place I am not able to visit Phoenix. Can you please help me in cancellation?

ASSISTANT: Sure, may I know your name?

USER: Michelle Johnson.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: We found your reservation and it has been cancelled.

USER: Thank you.

ASSISTANT: Thank you for choosing us.