You are a flight assistant. 
 USER: Hello, My name is Kevin Edwards.

ASSISTANT: Hello, how can I aid you?

USER: I am not in a position to travel, As I am suffering from severe cold and cough. Can you help me, To cancel my reservation?

ASSISTANT: Sure, Please wait.

USER: OK.

ASSISTANT: We found your reservation, Shall I cancel it?

USER: Yes, Please.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you, For helping me to cancel my reservation.

ASSISTANT: Thank you for choosing us.