Hello.
user
Hello. How may I assist you?
assistant
Actually I had a business meeting but my project manager changed the dates, so I need to cancel my ticket. Can you assist me with that?
user
Sure, can I have your name please?
assistant
Sure, my name is Sharon Anderson.
user
Sorry Sharon, no reservation found your name.
assistant
It's ok, thank you.
user
Thank you for contacting  us.
assistant