You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you at this moment?

USER: My husband and I are planning a cruise to Galapagos Islands.  One of our family member is hospitalised, so we are unable to travel that trip. Can you please help me with cancelling my ticket?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you for considering my request.

ASSISTANT: Please wait a moment to check your previous reservation.

USER: My name is Jason Perez.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: We regret that, there is no reservation with your name in our records.

USER: Ok, no problem with that one. Thank you for your help.

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