You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be of your helping hand today?

USER: I want to cancel my recent reservation as my trip got postpone due to my health issues. Can you help me in cancellation?

ASSISTANT: Sure, we are here to help you. Can you please provide your name to check your previous reservation status?

USER: I am Kenneth Garcia.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: We  are glad to inform you that, we found a reservation with your name. Shall I proceed with cancellation?

USER: yes, you can cancel the ticket.

ASSISTANT: Your ticket has been cancelled successfully, and your amount will be credited to your back account within four working days.

USER: Thank you for your help in cancellation.

ASSISTANT: Thank you for reaching us.