You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I be your helping hand today?

USER: Could you please book a flight ticket from DCA to PHL as I want to attend an Innovation festival?

ASSISTANT: Sure, may I know your travelling dates please?

USER: My travelling dates are Oct 28 and Oct 30.

ASSISTANT: Do you need a break in between the journey?

USER: Yes, I need a break.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Can I have your good name please?

USER: My name is Kenneth Jones.

ASSISTANT: We found a Hawaiian Airlines with fare of 100 and a lay by in between the journey matches your schedule.

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket has been confirmed with flight number 1012.

USER: Thank you.

ASSISTANT: Thank you for reaching us.