You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I amend you today?

USER: I would like to cancel my recent reservation, because I need to look after my child as he was not feeling well suddenly.

ASSISTANT: Ok.

USER: So, will you cancel my ticket which is reserved with my name John Roberts?

ASSISTANT: Sure, we are here to aid you.

USER: Thank you.

ASSISTANT: Please, wait for a while I will check with the reservation and revert to you.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: There is no reservation found on your name for further cancellation.

USER: Ok. Thanks for the sharing the information.

ASSISTANT: Thank you for opting us.