Hello.
user
Hello. How may I assist you?
assistant
My trip is cancelled due to some problems in my family, so I need to cancel my ticket. Will you help me?
user
Yes, I will help you, may I know your name?
assistant
My name is Carol Robinson.
user
I am sorry Robinson, no reservation has found for the name you have provided to cancel it.
assistant
It's ok, thank you for the information.
user
Thank you for using our service, have a nice day.
assistant