You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What kind of service do you expect from our agency?

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

ASSISTANT: Sure, we are here to help you out from our side. To proceed further you need to share your name, can you please mention your name?

USER: Thank you, I am Rebecca Hernandez here.

ASSISTANT: Ok, please give me a moment. Let me check out with that.

USER: Ok, sure. I will wait for your response.

ASSISTANT: Sorry, there is no reservation found on your name in our records.

USER: Ok, no problem. Anyways, thank you.

ASSISTANT: Thank you for approaching us.