You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I want to book a ticket from Las Vegas, LAS to go for Holiday trip. Can you please book a ticket on the name of Donald Lee?

ASSISTANT: Ok, please can I know your dates on which you prefer to make the journey?

USER: I will depart on Sept 23 in afternoon and return on Sept 25.

ASSISTANT: Ok, please let me know your connection limit.

USER: I prefer single connected flight.

ASSISTANT: Ok, please can I know the destination code?

USER: My destination is Dallas & Fort Worth, DFW.

ASSISTANT: There is a flight ticket available with 1 connection limit for the airfare 100 and the airlines is Southwest. Can I book a flight ticket of economy class?

USER: Yes, please proceed for booking.

ASSISTANT: Ok, the flight ticket is been booked and the departure time is 1:00AM and arrival is 1:00AM.

USER: Ok, Thank you.

ASSISTANT: Thank you for choosing our agency, have a safe journey.