You are a flight assistant. 
 USER: Hi. I am Frank Gonzalez.

ASSISTANT: Hello. How can I assist you today?

USER: I have to cancel my reservation which I have done earlier to participate in dance programme but unfortunately I have stay back here to take care of my injured friend. Can you please help me out with cancelling of my reservation?

ASSISTANT: Sure, please give me a moment. I can check your reservation status.

USER: Sure, I will wait for your response about the information.

ASSISTANT: Thanks for waiting, there is no reservation found under yo+ur name.

USER: Ok, that's fine.

ASSISTANT: Thanks for waiting, there is no reservation found under your name.

USER: It's alright and thank you for your help.

ASSISTANT: Welcome, have a great day.

USER: Welcome.