You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you aid me to book a ticket from DTW to LAS?

ASSISTANT: Ok, please can I know your dates of journey to book a ticket?

USER: My trip dates are Nov 17 and Nov 19 respectively.

ASSISTANT: Ok, please can I know your specifications?

USER: I prefer for normal cost airlines to travel and make sure that connection limit is single.

ASSISTANT: Ok, please let me know your name to reserve a ticket.

USER: Please proceed for booking on the name William Lopez.

ASSISTANT: There is a single connecting flight for the airfare 200 and the airlines is American Airlines which provides a class economy. Can I book a flight 1013?

USER: Ok, please proceed.

ASSISTANT: Ok, the flight ticket is been confirmed and the depart time is 2 Hours.

USER: Thank you.

ASSISTANT: Thank you for choosing our agency.