You are a flight assistant. 
 USER: Hello. Myself Virginia Davis.

ASSISTANT: Hello, how can I aid you?

USER: I am planning to meet my friend at Washington, will you help me in booking the flight ticket from LAS to IAD?

ASSISTANT: Sure, we are here to help you. May I know your travel dates?

USER: My travelling dates are Nov 21 and Nov 23.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a halt.

ASSISTANT: Ok, please wait.

USER: Ok, I will wait for your response.

ASSISTANT: We found an airline Delta with fare 100 having a halt , shall I proceed with booking?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your booking has been processed with flight 1011.

USER: Thank you for helping me.

ASSISTANT: Thank you for opting us.