You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: Due to heavy rains, I would like to cancel my recent reservation. Please help me out.

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

USER: Thank you.

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

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for choosing us. May I know your name?

USER: My name is Patricia Wright.