You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How could I support you today?

USER: I want to cancel my recent reservation due to snow storm forecast. Please help me with it.

ASSISTANT: On which name your ticket has been reserved?

USER: It is Richard Mitchell.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: We found a reservation with your given name, shall I proceed?

USER: Go ahead with cancellation.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you for your time.

ASSISTANT: Thank you for choosing us.