You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I provide service to you?

USER: I want to cancel my reservation as my Soccer match got cancelled. Can you help me with this?

ASSISTANT: Sure, kindly mention your good name please.

USER: I am David Martinez.

ASSISTANT: Ok, Thank you for providing all the information. I will check and revert to you.

USER: Ok.

ASSISTANT: We are happy to inform you that, We found a reservation on your name. Shall I proceed to cancel your reservation?

USER: Yes, Please.

ASSISTANT: Your ticket has been cancelled. Thank you for opting us.

USER: Thank you.