You are a flight assistant. 
 USER: Hi, I am Jennifer Brown.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to travel to Las Vegas LAS to enjoy Innovation festivals with my cousin. Can you make a reservation from IAD?

ASSISTANT: Sure, could you please share your planned journey dates?

USER: Sure, I need to fly on 01/26 and 01/28.

ASSISTANT: May I know your price limit?

USER: My affordable price limit is 500.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a Delta airline, flight number: 1007, price: 200 with one connection.

USER: Please proceed.

ASSISTANT: Your booking is done.

USER: Thank you for your assistance.

ASSISTANT: Thank you, have a good day.