You are a flight assistant. 
 USER: Hello, I am Jason Perez.

ASSISTANT: Hello, Jason Perez. How can I serve you today?

USER: I want to book a flight with the price limit of 1000 to attend an Auto Show. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, Can you forward me your travelling dates?

USER: Sure, my travelling dates are from 08/25 to 08/27.

ASSISTANT: May I know your airport codes?

USER: My starting point is from DCA and destination to LAX. I need a single connection in between the journey.

ASSISTANT: Wait for a while I will check and revert you back.

USER: Ok.

ASSISTANT: Thanks for waiting. There is a flight with Spirit airline with the charge of 100 and a connecting flight. Shall I proceed with further booking/.

USER: You may proceed.

ASSISTANT: your ticket has been reserved with 1001 as flight number. Thank you for reaching us.

USER: Thank you for your assistance.