You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you?

USER: I am Benjamin Nelson.

ASSISTANT: Ok.

USER: I would like to visit a central park at New York, so can you help me in booking a ticket?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please, share your starting journey date.

USER: I want to fly out on 12/10.

ASSISTANT: May I know your source airport code?

USER: My source is from Washington, DCA.

ASSISTANT: Kindly, share your fare limit.

USER: I can afford upto 200.

ASSISTANT: Please, share your return date.

USER: I would like to catch a return flight on 12/12.

ASSISTANT: May I know the airport code of New York?

USER: New York airport code is LGA.

ASSISTANT: Thank you for sharing your journey details. Please, hold on.

USER: Sure.

ASSISTANT: You have a flight with airline Delta and flight number is 1008 with a halt and price is 200. Can I reserve your seat?

USER: Yes, proceed.

ASSISTANT: Your reservation is done.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us, have a safe journey.