You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I help you?

USER: I would like to attend Peace OUT World Homo Hop Festival in Charlotte, CLT. Can you please make a reservation from Denver, DEN?

ASSISTANT: Sure, may I know when you want to travel?

USER: I want to travel from Denver on 02/14 and intend to return on 02/16.

ASSISTANT: Ok, please help me  out with your fare limit for this journey.

USER: I can spend up to 500 for this journey.

ASSISTANT: Wait a minute please.

USER: My name is John Miller. Sure.

ASSISTANT: Thank you for waiting. We found a flight with number 1001 and airline Southwest at a price of 200 with 1 connection. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Sure, your booking is done.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us, have a nice day.