You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Can you aid me to book the flight ticket from EWR to LAS?

ASSISTANT: Sure, On which dates would you like me to book a flight ticket for you?

USER: My travel dates are Sep 7 and Sep 9 respectively.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: Sandra Williams here.

ASSISTANT: Let me know your connection limit?

USER: I prefer for single connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No other specifications.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Ok.

ASSISTANT: We found 1011 Delta airlines with single connection with economy class.

USER: Thank you for the help.

ASSISTANT: Your ticket has been reserved with price 100.

USER: Thank you.

ASSISTANT: Thank you for choosing us.