You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I abet you?

USER: Actually, I want to cancel my reservation which is done recently due to some health issues, can you please help me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: On what name, do I need to check your reservation status?

USER: Sure, my name is Larry Johnson.

ASSISTANT: Please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, we found a reservation on your name. Shall I proceed to cancel it.

USER: Ok, please cancel it.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you for your service.

ASSISTANT: Thanks for your kind approach.