Hello.
user
Hello. How may I help you?
assistant
I want to cancel my ticket which is booked in the last week because I am unable to travel. Can you help me?
user
Sure, I will help you. May I know your name?
assistant
I am John Walker.
user
There is no reservation with your name.
assistant
It's ok, not an issue.
user
Thank you to approach us.
assistant
Welcome.
user