You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Patrick Jones. I am planning to travel from LAS to IAD, help me in booking a flight?

ASSISTANT: Sure, I am here to help you with that concern. May I know your the dates of journey?

USER: My travelling dates are Sept 27 to 29.

ASSISTANT: Ok, please can I know your specifications?

USER: I prefer single connection flight.

ASSISTANT: Let me know your other specifications.

USER: Sorry, I don't have.

ASSISTANT: There is a flight ticket available with 1 connection limit and the airfare is 200 for the class economy. Can I book a ticket for the flight 1015?

USER: Proceed for booking.

ASSISTANT: Ok, the flight ticket is confirmed and the depart time is 22 Hours.

USER: Thank you.

ASSISTANT: Thank you for choosing our agency.