You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Larry Walker.

ASSISTANT: How may I help you out?

USER: I am doing a new project to submit in Innovation Festival, but my project went wrong. So, I cant attend the event. Could you please help me with the cancellation?

ASSISTANT: Sure, I will help you in cancelling the ticket. Sorry, there are no reservations found in our database.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for choosing us.