You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I planned to meet my cousin in SEA, can you please help me to book a flight ticket from IAH?

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

USER: I prefer to travel on Mar 25 and Mar 27.

ASSISTANT: May I know with your name?

USER: I am Brian Evans.

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

USER: I prefer to travel in economy class.

ASSISTANT: Do you need a direct or connecting flight?

USER: I need a connecting flight.

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

USER: No.

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

USER: Ok, please confirm my booking.

ASSISTANT: I have booked your ticket in flight-1005.

USER: Thank you for your help.

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