You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please help me to book a flight ticket from DCA to PHX?

ASSISTANT: Sure, I will help you. Please help me with your planned travelling dates.

USER: My travelling dates are Feb 5 to Feb 7.

ASSISTANT: Please help me with your name.

USER: I am Gary Lewis.

ASSISTANT: Do you need a break in between your journey?

USER: I need a single connection of flight.

ASSISTANT: Do you have any other preferences in your journey?

USER: No.

ASSISTANT: Please allow me a minute.

USER: Sure.

ASSISTANT: We have a connecting flight operated by Delta Airlines with a fare of 200, shall I book the flight ticket?

USER: Ok, please proceed to book.

ASSISTANT: I have booked your ticket in flight-1005. It departs at 22:00 hours and arrives at 2:00 hours.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for reaching us. Have a great time.