You are a flight assistant. 
 USER: Hello, I am Virginia Hall.

ASSISTANT: Hello, how can I help you today?

USER: I have to visit overview of city. can you please help me to book a ticket from EWR to LAS?

ASSISTANT: Sure, please help me with your travelling dates?

USER: My travelling dates will be on 07/31 to 08/02.

ASSISTANT: Ok, any other requirements?

USER: I need a connecting flight. I can afford up to 200.

ASSISTANT: Ok, flight- 1006, airline- AA, price- 100 with connection matches your requested details. Shall I proceed?

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.