You are a flight assistant. 
 USER: Hello, I am Anthony Lee.

ASSISTANT: Hello, how may I support you today?

USER: I want to book a flight ticket with price under 500. Can you help me with it?

ASSISTANT: Ok, where do you like to have your journey?

USER: Journey codes are DTW-JFK.

ASSISTANT: Ok, could you please mention your travelling dates?

USER: My travel dates are 05/22 and 05/24.

ASSISTANT: Ok, there is a flight 1019 in Delta airline matching your details having price 100. Shall I proceed with this airline?

USER: Yes, you can proceed.

ASSISTANT: Ok, your booking confirmed.

USER: Thanks for the help.

ASSISTANT: Thanks for reaching us, have a safe journey.