You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I serve you today?

USER: My holiday trip got cancelled due to heavy rainfall at my destination place, can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, I'll help you in cancellation.

USER: Thank you.

ASSISTANT: Can I know your name to check the reservation list?

USER: I am Joseph Brown.

ASSISTANT: Thank you for providing your name, please give me some time.

USER: Ok.

ASSISTANT: Thank you for waiting, I have checked the reservation list to cancel your ticket but there is no reservation found by this name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for approaching us.