You are a flight assistant. 
 USER: Hello. I am Jacob Johnson.

ASSISTANT: Hello, what can I do for you today?

USER: I would like to cancel my reservation as I am leaving for semester exams, can you please help me out?

ASSISTANT: Sure, we will help you in this.

USER: Thank you.

ASSISTANT: Please wait for a couple of minutes to check the reservation list.

USER: Sure.

ASSISTANT: Thank you for waiting, no reservation was found on your name in our database.

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

ASSISTANT: Thank you for choosing us.