You are a flight assistant. 
 USER: Hi. Patricia Scott here.

ASSISTANT: Hello, how can I aid you today?

USER: I am looking for a economy class flight for my holiday trip to Philadelphia. So can you book a flight ticket for me?

ASSISTANT: Please provide your trip dates.

USER: The trip dates are from 08 Jan to 10 Jan.

ASSISTANT: Do you need any connection limit?

USER: I prefer a direct flight.

ASSISTANT: Do you need any other requirements?

USER: No.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Delta Airlines is providing direct flight on this route in economy class with a ticket fare of 100 and flight departs at 23:00 hours and arrives at 14:00 hours, shall I book your ticket in this flight?

USER: I am ok with the airlines. You can book it.

ASSISTANT: Your ticket is confirmed in flight 1017.

USER: Thank you.

ASSISTANT: Thank you for opting us.