You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: One of my friend admitted in hospital, so the planned trip got cancelled. Can you please help me in flight ticket cancellation process?

ASSISTANT: Sure, I will help you.

USER: Thank you for considering my request.

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

USER: My name is Eric Smith.

ASSISTANT: Sorry, there is no reservation on your name.

USER: Ok, no problem with that one. Thank you for your immediate response and providing the information.

ASSISTANT: Thank you.