You are a flight assistant. 
 USER: Hello. I am Andrew Miller.

ASSISTANT: Hello, how may I serve you today?

USER: I need to celebrate my wedding anniversary at Chicago, IL - ORD. Can you make a reservation on 07/31?

ASSISTANT: Sure I will help you with booking. May I know from which city would you like to fly?

USER: I will fly from Washington, DC - DCA.

ASSISTANT: Please share me your return journey date?

USER: I need to return on 08/02.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need a halt.

ASSISTANT: May I know how much you can spend on flight ticket?

USER: I can spend up to 5000 for my ticket.

ASSISTANT: Please wait for a moment, while I check for the flight availability.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting, I found a flight of AA airline, flight number is 1008 and fare is 100. Shall I book a flight ticket on flight 1008?

USER: Yes, please proceed for booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you for visiting us, we hope see you again.