You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am looking for a flight from PHX to Denver, DEN. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My planned travel dates are from June 20 to June 22.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I need a connecting flight in my journey.

ASSISTANT: May I know your good name please?

USER: Sure, myself Sarah White here.

ASSISTANT: We found United airline with economy class and flight number is 1007 with arrival time is 19:00 hours and depart time is 3:00 hours.Shall I proceed for booking?

USER: That's perfect, please proceed with that flight ticket booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help in booking my ticket.

ASSISTANT: You are welcome.