You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Owing an emergency want to cancel my reservation, can you please help me with it?

ASSISTANT: Sure, I am here to help you with that. Can I have your name please?

USER: Thank you, my name is Rebecca Smith.

ASSISTANT: Ok, please allow me sometime to check your ticket status.

USER: Sure, take your time.

ASSISTANT: Sorry, I have not found any active reservation found with your name  in our database to cancel the ticket.

USER: That's fine, thank you for the response.

ASSISTANT: Thank you for reaching us.