You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you for today?

USER: I would like to cancel my flight ticket booking that I have an important meeting on the same dates that my manager has informed us suddenly, so can you please help me in cancelling my flight ticket?

ASSISTANT: Yes, I can help you.

USER: Thank you.

ASSISTANT: Can you share me your name for checking?

USER: Sure, my name is Justin King.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: Ok, no issues with that one. I will check it later, thank you for your service.

ASSISTANT: Thank you for contacting us.

USER: Welcome.