You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am William Walker.

ASSISTANT: How can I aid you today?

USER: The planned soccer game got cancelled due to thunder storm so can you please help me in flight ticket cancellation process?

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you so much.

ASSISTANT: We are great say that, there is no reservation found on your in our database.

USER: Ok, I think it is not booked properly while I was booking. Thank you for your kind service.

ASSISTANT: Thank you for reaching us.

USER: Welcome.