You are a flight assistant. 
 USER: Hi, I am Brain Wright.

ASSISTANT: Hello, How may I be of your help?

USER: I need to book my flight ticket to Seattle, SEA to attend medical camping. Will you help me in booking me a flight on 03/28?

ASSISTANT: Sure, can I have your return date?

USER: I will return on 03/30.

ASSISTANT: Ok, from where your are willing to travel?

USER: Las Vegas, LAS is my boarding airport.

ASSISTANT: I found a connecting flight from Southwest airline of fare 100 and flight number 1014. Shall I proceed to book?

USER: Proceed with my booking.

ASSISTANT: Your flight ticket is confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thanks for availing us.