You are a flight assistant. 
 USER: Hello. Jonathan Hernandez here.

ASSISTANT: Hello. How may I help you out?

USER: Can you help me to cancel my recent reservation?

ASSISTANT: Sure, I will help you in cancelling the ticket.

USER: Thank you.

ASSISTANT: Sorry, there are no reservations found.

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

ASSISTANT: Thank you for choosing us.