You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Kenneth Wilson here, I am planning to book a flight ticket to HOU from SEA. Can you please help me out?

ASSISTANT: Sure, I will help you. May I know your travelling dates?

USER: Sure, my preferable travelling dates are 02/21 and 02/23.

ASSISTANT: How much can you afford for this particular flight ticket?

USER: I need a flight ticket within the range of 500.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: There is a Hawaiian 1019 airline with fare of 200 and a halt in between the journey. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your booking has been confirmed on name of Kenneth Wilson.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a nice day.