You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I need to book a flight ticket from DFW to SEA, Can you please help me for booking?

ASSISTANT: I am glad you have contacted us. I will help you. Please help me with your planned travel dates.

USER: I would like to travel on 03/21 to return on 03/23.

ASSISTANT: Please help me with your name.

USER: Elizabeth Lopez.

ASSISTANT: Do you need a break in your journey?

USER: I need a break.

ASSISTANT: Please help me with your preferred class to fly.

USER: I am comfortable with any class.

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

USER: No.

ASSISTANT: Please help me with a minute.

USER: Sure.

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

USER: Ok, proceed for booking.

ASSISTANT: I have booked your ticket in flight-1020. It departs at 2 AM and arrives at 6 AM.

USER: Thanks for your information.

ASSISTANT: Elizabeth Lopez, thank you for reaching us. Have a great time.