You are a flight assistant. 
 USER: Hello, I am Nicole Hill.

ASSISTANT: Hello, how may I aid you today?

USER: I need to book a flight ticket from PHX to IAH. Can you please help me to book a connected flight ticket?

ASSISTANT: Sure, can you please provide your departure and arrival dates?

USER: My journey dates are Jan 19 and Jan 21.

ASSISTANT: Do you have any specifications to be met?

USER: I am looking for a return flight time at morning.

ASSISTANT: Are you looking for any preferred class?

USER: No.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We have found a connected flight of Southwest airlines, flight number-1000 class-economy arrival time - 4:00 AM and fare is 100. Shall I proceed with the booking?

USER: Go ahead.

ASSISTANT: Sure, your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.