You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I would like to attend an Innovation festival at Washington, DCA so, can you book a ticket from IAD?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Could you please help me with your travelling dates?

USER: I want to travel on 09/16 and return back on 09/18.

ASSISTANT: May I know your lay by's?

USER: I need a stopover in between my journey.

ASSISTANT: There is a Spirit 1009 airline with fare of 100 and a halt in between the journey. Shall I proceed with booking?

USER: Yes, proceed.

ASSISTANT: May I know your name?

USER: My name is Kenneth Garcia.

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

USER: Thank you for the help.

ASSISTANT: Thank you for approaching us, have a safe journey.