You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Robert Moore here. I would like to book a flight ticket from DFW to LAS. Can you please help me with booking a flight ticket?

ASSISTANT: On which dates you like to travel?

USER: I want to start my journey on 01/29 and return back on 01/31.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait.

ASSISTANT: There is a flight with single connection, can I proceed for booking in 1008 flight it cost you 100?

USER: Sure, you can proceed with that ticket booking.

ASSISTANT: Your booking is done in UA airlines.

USER: Thank you for booking my ticket in UA airline.

ASSISTANT: Thank you for choosing us.