You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Is this flight ticket booking agency?

ASSISTANT: Yes, how can I help you?

USER: Me and my friends are planned for a trip, but suddenly our trip got cancelled due to heavy rains, so could you please help me out with cancelling of my ticket?

ASSISTANT: Sure, can you please tell your name?

USER: My name is Kimberly Martinez.

ASSISTANT: Sorry, there is no reservation found by your name.

USER: It's alright, no problem, I think the ticket was not booked properly while I am booking. Anyways, thank you for the information.

ASSISTANT: Thank you and have a nice day.

USER: Welcome.