You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

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

ASSISTANT: Please provide your trip dates.

USER: My journey dates are mar 17th and Mar 19th.

ASSISTANT: Do you need any connection limit?

USER: I need single connection between my trip.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: Sandra Edwards.

ASSISTANT: Delta Airlines is providing connecting flight on this route with a ticket fare of 200 and flight departs at 9:00 hours and arrives at 17:00 hours, shall I book your ticket in this flight?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed in flight 1006.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.