You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: I am Ruth Young. I want to book a flight ticket from DCA to LAX. Could you help me in booking?

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

USER: My travelling dates are from May 30 - June 01.

ASSISTANT: Do you have any preferences?

USER: I need a halt.

ASSISTANT: You have a flight 1010 in Southwest airline and price 100 with a connection, Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.