You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I need to book a flight ticket from PHX to LAX, can you help me in booking a flight ticket?

ASSISTANT: Ok, may I know your trip dates?

USER: Sure, my scheduled dates are Jan 17 and Jan 19.

ASSISTANT: Ok, could I have your name please?

USER: Sure, Robert Harris here.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I prefer maximum one connection.

ASSISTANT: Ok, do you have any other specifications?

USER: No.

ASSISTANT: We found United airline with economy class and flight number is 1018 with arrival time is 6:00 hours and depart time is 4:00 hours.Shall I proceed for booking?

USER: Yes, you can.

ASSISTANT: Ok, you reservation is confirmed.

USER: Thank you for your assistance.

ASSISTANT: You are welcome.