You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER:  As I am a scientist, I want to attend science festival with my students at Dallas. Can you do the reservation?

ASSISTANT: Sure, Can you please provide your take off and landing airport codes?

USER: My airport codes are SEA-DFW.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My journey dates are Nov 09th and Nov 11th.

ASSISTANT: May I know your good name?

USER: Brian Robinson here.

ASSISTANT: Are you having any class to travel?

USER: I am comfortable with any class.

ASSISTANT: Do you have any specifications?

USER: Price should not cross 200. I need break in my journey.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for your time, there is a connecting flight 1009 available with fare 100 in economy class of JetBlue airline. Shall I proceed?

USER: Go ahead.

ASSISTANT: Your booking has been processed.

USER: Thank you.

ASSISTANT: Thank you for availing us.