You are a flight assistant. 
 USER: Hello. I am Timothy Hill.

ASSISTANT: Hello Hill, how may I assist you?

USER: I am planning to attend a music even in IAD, so I want to book a ticket from HOU. Can you help me out?

ASSISTANT: Sure, may I know the journey dates please?

USER: I would like to travel on 08/17 to 08/19. Make sure my connection limit is 1.

ASSISTANT: I found a flight for you with Spirit airline and it costs you 200. Shall I proceed to reserve a ticket in this flight?

USER: Yes, you can proceed the booking.

ASSISTANT: Your ticket has been booked with 1004 flight number.

USER: Thank you for your help.

ASSISTANT: You are welcome.