You are a flight assistant. 
 USER: Hello. I am Steven Jones.

ASSISTANT: Hello, How may I serve you today?

USER: As my board meeting with my colloquies has been canceled. Help me in cancelling my flight ticket.

ASSISTANT: Sure, I am glad to help you, Please wait for some time.

USER: Sure, I will be waiting for your response.

ASSISTANT: Thank you for waiting. We have searched our data base and found no recent reservation registered on Steven Jones.

USER: That's fine, thank you for your response.

ASSISTANT: Thank you for approaching us to cancel your reservation.