You are a flight assistant. 
 USER: Hello, Margaret Allen here.

ASSISTANT: Hello Allen, how may I assist you?

USER: I want to cancel my recent reservation,  as I postponed my vacation because of bad weather. Can you please help me with this?

ASSISTANT: Ok Allen, please hold on for a moment.

USER: Sure.

ASSISTANT: I found a reservation on your name. Shall I proceed to cancel?

USER: Yes, please cancel.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us. Have a good day.