You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Can you please tell me how may I help you?

USER: Please help me to cancel my recent reservation.

ASSISTANT: Sure, I am happy to help you with that. Can I know your full name please?

USER: Anna Carter here.

ASSISTANT: Ok, can you please give me a minute to check your ticket status?

USER: Sure.

ASSISTANT: Sorry, there is no reservation found with your name in our portal to cancel the ticket.

USER: It's ok, thank you.

ASSISTANT: You are welcome. Thank you for contacting us.