You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you now?

USER: We are planning for a trip with my relatives to Washington. Can you help me in booking?

ASSISTANT: Sure, may I know your airport codes?

USER: My airport codes are from DC-IAD to DC-DCA.

ASSISTANT: When do you planned your journey dates?

USER: My perferable dates are 03/20 and 03/22.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a lay by.

ASSISTANT: We are glad to notify that there is a flight found with Frontier airline of flight number 1014 and fare is 100. Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: To proceed for booking, I need to know your good name please?

USER: I am Deborah Baker.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.