You are a flight assistant. 
 USER: Hi. I am Shirley Robinson.

ASSISTANT: Hello, how can I help you now?

USER: I need to book a flight ticket from LAS to IAD, Can you please help me for booking?

ASSISTANT: Sure, please share me your planned journey dates?

USER: I would like to travel on 07/21 to return on 07/23.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Please share me your depart and return flight timing?

USER: I would be return on morning.

ASSISTANT: Do you have any other requirement related to booking?

USER: No.

ASSISTANT: Thank you for the details, I found a connecting flight 1026 of airline Southwest, fare is 200 and class is economy. Shall I proceed with booking?

USER: Ok, proceed for booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us, have a nice journey.