Hello.
user
Hello, how may I help you?
assistant
Due to some problems my trip was cancelled so can you please cancel my flight ticket?
user
Sure, may I know your name please?
assistant
Thank you for your response, my name is Rebecca Campbell.
user
Wait a while, kindly.
assistant
Ok.
user
 Sorry, there is no reservation found for the user name in our back end to cancel it.
assistant
Oh! It's ok, no problem. Thank you for your information.
user
Thank you for opting us.
assistant