You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Can you help me to book a flight from PHL to DFW?

ASSISTANT: Sure, I will help you. Please help me with your planned travelling dates.

USER: My travelling dates are July 17 and 19.

ASSISTANT: Please help me with your name.

USER: My name is Samantha Martin.

ASSISTANT: Do you need a break in your journey?

USER: Yes, I need a break in between my journey.

ASSISTANT: Do you have any other preferences in your journey?

USER: No.

ASSISTANT: We have a connecting flight operated by Delta Airlines with a fare of 100. Is it ok for you?

USER: Proceed with booking.

ASSISTANT: I have booked your ticket in flight-1020. It departs at 15:00 hours and arrives at 04:00 hours.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us. Have a great time.