You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you out?

USER: Can you please cancel my reservation as I can't make it due to my injury?

ASSISTANT: Sure, I will help you in cancelling the ticket. May I know your name please?

USER: I am Samantha Young.

ASSISTANT: Sorry, there are no reservations found in our database.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.