Hi.
user
Hello. How may I help you out?
assistant
I want to cancel my flight reservation as my sister is unwell, could you please help me?
user
Sure, I will help you in cancelling the reservation. May I know your name please?
assistant
Thank you. I am Helen Phillips.
user
Sorry, there are no reservations found in our database.
assistant
No problem, thank you for the information.
user
Thank you for reaching us.
assistant