You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: Can you please check for the flights from Detroit? I have to attend a conference at IAD.

ASSISTANT: Sure, I am happy to help you. On which dates would you like me to book the flight?

USER: My journey dates are from Sept 7th to Sept 9th.

ASSISTANT: Do you prefer any break in between journey?

USER: I need a single connection flight.

ASSISTANT: Is there any airline preference for you?

USER: I need a normal cost airline only.

ASSISTANT: May I know your good name please?

USER: My name is Carol Williams.

ASSISTANT: Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: Thanks for providing details, there is a flight found in American Airlines with a fare of 200 and the flight number is 1029. Shall I proceed for booking?

USER: That's prefect for my requirement. You can book it for me.

ASSISTANT: Ok, your ticket is reserve in an economy class having depart time at 15:00 Pm and return time at 3:00 AM.

USER: Thank you for helping me with booking the ticket.

ASSISTANT: Thank you for availing us.

USER: Most welcome.