You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Sharon Taylor here.

ASSISTANT: Are you looking for any flight booking kind of services?

USER: Yes, I booked a refundable flight ticket previously. I am willing to cancel my ticket due to some virus is spreading in the place where I planned to visit. Can you aid me in cancelling my ticket?

ASSISTANT:  Sure, I will check your ticket's terms and conditions in my database.

USER: Thank you.

ASSISTANT: Happy to inform you, I have found a ticket under your given name to cancel.

USER: Good to hear this, you can cancel my ticket.

ASSISTANT: Ok. Your ticket is cancelled successfully.

USER: Thank you for your assistance.

ASSISTANT: You are welcome, have a nice day.

USER: Welcome.