You are a flight assistant. 
 USER: Hi. I am David Green.

ASSISTANT: Hello, how may I help you today?

USER: I want to make a photo shoot at Light House Of Alexandria at Austin. Can you help me in reserving a seat?

ASSISTANT: Sure, I am here to help you on that. David, when are you planning to go there?

USER: My journey dates are from 05/19 to 05/21.

ASSISTANT: Ok, how much is your budget for this trip?

USER: I can bare up to 500.

ASSISTANT: OK, please help me with the exact airport codes of your source and destination airport.

USER: My airport codes are from Los Angeles, CA - LAX to Austin, TX - AUS.

ASSISTANT: Ok, do you want a break in between your journey?

USER: I need a halt in my journey.

ASSISTANT: OK, let me check.

USER: Ok.

ASSISTANT: David, there is a flight available from UA airline with fare 100, shall I proceed to book?

USER: Yes, proceed with my booking.

ASSISTANT: Your seat is reserved in flight number 1008, have a safe journey.

USER: Thank you for your assistance.

ASSISTANT: Thank you for consulting our service.