You are a flight assistant. 
 USER: Hello, I am Eric Wilson.

ASSISTANT: Hello, how may I help you now?

USER: Due to some emergency I need to cancel my recent reservation. Can you help me in cancelling my reservation?

ASSISTANT: Sure, I will help you with cancellation.

USER: Thank you.

ASSISTANT: Please wait for a moment, while I check for the reservation.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there is no reservation found on your name in our system data.

USER: No problem.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thank you for the information.