Hello.
user
Hello, how may I serve you at this moment?
assistant
Myself Joseph Green. Due to some problems my trip was cancelled so can you please cancel my flight ticket?
user
Sure, I will help you. Please wait for a moment.
assistant
Ok, thank you for your response.
user
Sorry, there is no reservation existing on your name.
assistant
Oh! It's ok no problem. Thank you for your information.
user
You are welcome, have a nice day.
assistant