You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: Can you please assist me with flight ticket  booking from MSP to PHL to attend a meeting?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Thank you and I have planned to move on Jan 10 and I will arrive back on Jan 12.

ASSISTANT: Can I know your name please?

USER: My name is Carol Williams.

ASSISTANT: Do you need any specifications?

USER: I need a an economy class flight with a single drop off.

ASSISTANT: Can I know your time preference?

USER: I would like to return back in the evening time.

ASSISTANT: There is a flight with connection 0 and price 200 with flight number 1022, can I proceed?

USER: Please confirm my flight ticket booking.

ASSISTANT: Ok, your ticket has been booked with economy class with return time 21:00 P.M.

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

ASSISTANT: Thank you for reaching us.

USER: Welcome.