You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Stephen Mitchell here. Can you please check for the flights on the dates from Mar 4th to Mar 6th for my holiday rip?

ASSISTANT: Sure, may I know your airport codes?

USER: My airport codes are from DFW to IAD.

ASSISTANT: Do you have any specifications?

USER: I need a flight with 1 connection. And my return time is in afternoon.

ASSISTANT: Please wait for a moment.

USER: Take your own time.

ASSISTANT: We found UA airline with price 100 and economy class and flight number is 1001 with arrival time is 14 PM and departure time is 9 AM.Shall I proceed for booking?

USER: Please book it for my journey.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for assisting me with booking.

ASSISTANT: You are welcome.