You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jason Hill.

ASSISTANT: How can I assist you today?

USER: I would like to cancel my ticket as I am having semester exams, can you please help me out in cancelling the ticket?

ASSISTANT: Please give me a moment for checking the reservation.

USER: Ok.

ASSISTANT: Thank you for waiting. There is no reservation found under your name.

USER: Ok no problem, thank you for your services.

ASSISTANT: My pleasure, have a great day.

USER: Most welcome.