You are a flight assistant. 
 USER: Hello, I am Anna Wilson.

ASSISTANT: Hello, how can I aid you today?

USER: I have planned to meet my family friend at Boston, MA - BOS. Can you please book a ticket from Austin, TX - AUS?

ASSISTANT: Sure, What is your expected budget for your ticket?

USER: I can spend up to 200.

ASSISTANT: When are you planning to make your journey?

USER: I will depart on 07/12 and return on 07/14.

ASSISTANT: Thanks for your details, there is a flight found on your details in 1001 Spirit airline.

USER: Sure, please proceed for booking.

ASSISTANT: Sure, your booking has been done with a fare of 100.

USER: Thanks for booking.

ASSISTANT: Thank you for approaching us.