You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Can you please check for the flights on the route from PHX to DCA please?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: My journey dates are from May 27th and my return time is on May 29th.

ASSISTANT: Do you have any connection limit preference?

USER: I need 1 connection flight.

ASSISTANT: Do you have any other specifications for this trip?

USER: I was looking for an economy class flight.

ASSISTANT: May I know your good name please?

USER: Myself John Phillips.

ASSISTANT: United Airlines is providing connecting flight on this route with a ticket fare of 100 and flight departs at 13:00 hours and arrives at 16:00 hours, shall I book your ticket in this flight?

USER: Please book it.

ASSISTANT: John Phillips, your ticket is booked in flight number 1011.

USER: Thank you for helping me with booking.

ASSISTANT: You are welcome and have a safe journey.

USER: Welcome.