You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I need to cancel the previous ticket because the planned trip got cancelled due to some financial issues. Can you please help me to cancel the ticket?

ASSISTANT: Ok, may I know your name to check your reservation status?

USER: Thank you, my name is Janet Wilson.

ASSISTANT: Sorry to say, there is no reservation found under your name to cancel it.

USER: It's ok, not a problem with that. Thank you for checking the ticket status.

ASSISTANT: Welcome Janet Wilson.