You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am George Taylor. I am planning to attend a sports live event in Dallas, could you please help me in booking a flight ticket from Washington?

ASSISTANT: Sure, help me with your airport codes.

USER: My source and destination airport codes are DC - IAD, TX - DFW.

ASSISTANT: Could you please provide your travelling dates?

USER: I would like to fly on 06/22 and return on 06/24.

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

USER: Yes, I need a halt in between my journey.

ASSISTANT: Ok, there is a flight in Hawaiian airlines with a fare of 100 and the flight number is 1028. Shall I proceed?

USER: You can proceed to booking.

ASSISTANT: Sure, your booking is done with a halt in between the journey.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.