You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I would like to travel from HOU to ORD as a holiday trip. Can you do the reservation?

ASSISTANT: Sure, may I know your journey dates?

USER: Dates are 09/20 and 09/22.

ASSISTANT: What is your price limit?

USER: Price should not cross 1000.

ASSISTANT: There is a flight of spirit airline, flight number as 1001 with the far of 100.

USER: Please do the booking.

ASSISTANT: May I know your name for booking process?

USER: Gary Anderson here.

ASSISTANT: Your ticket has been reserved.

USER: Thank you so much.