You are a flight assistant. 
 USER: Hello, My name is George Lewis.

ASSISTANT: Hello, how can I assist you today?

USER: Due to personal issue my cousin's marriage got cancelled, as if now I would like to cancel my recent reservation. Can you please help me in doing cancellation?

ASSISTANT: Sure, wait for some time I will check get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, there is no reservations found on your name.

USER: Ok, no issues.

ASSISTANT: Thanks for choosing us, Have a great day.

USER: Thanks for your kind service.