You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight ticket from Washington, IAD to Las Vegas, LAS?

ASSISTANT: Sure, can I know your travelling dates?

USER: My journey dates are from June 29 to July 01.

ASSISTANT: On which name should I reserve the flight ticket?

USER: My name is Rebecca Williams.

ASSISTANT: Do you have any connection limit?

USER: I need a way station in between journey.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found AA airline with price 100 and economy class and airline number is 1011 with arrival time is 21:00 hours and departure time is 23:00 hours, Shall I proceed for booking?

USER: Sure, you can proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.