You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you?

USER: Due to some financial issues I am unable to travel to the trip with my friends. So, I need to cancel the ticket. Can you help me?

ASSISTANT: Ok, sure. May I know your name?

USER: Ok, my name is Laura Thomas.

ASSISTANT: Sorry, no reservation found on your name.

USER: It's ok, not an issue. Thank you for the information.

ASSISTANT: Thank you for reaching us.