You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: My name is Joshua Carter. I need to cancel my existing reservation, as my planned trip with my friends got cancelled. Can you please help me out?

ASSISTANT: Sure, we are here to help you.

USER: Thank you for accepting my request.

ASSISTANT: Please wait a moment, I will check the status of your reservation and revert you.

USER: Sure, I will wait.

ASSISTANT: Joshua Carter, no reservation has been found on your name in our records.

USER: Not a problem, anyway thank you for your kind information.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your help in checking.