You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

USER: As I have done my booking last week to attend an exams due to bad weather I need to cancel my reservation. Can you please help me to cancel my reservation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you for considering my request.

ASSISTANT: Can I know your name to check your previous reservation?

USER: Sure, I am Joshua Lopez.

ASSISTANT: Please wait a moment to check.

USER: Sure, I will wait for your response.

ASSISTANT: As per your request, I have successfully cancelled your recent reservation.

USER: Thank you for cancelling my reservation.

ASSISTANT: Thank you for reaching us, have a great day.