You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Joshua Collins. I am planning to travel HOU on 08/11 and the I will return DCA on 08/13. Can you please help me with booking a flight ticket?

ASSISTANT: OK Collins, wait a moment please.

USER: Sure. Please make sure that the price limit should not exceed 1000 and the connection limit should be 1.

ASSISTANT: I found a flight for you with single connection and price is 100. Shall I proceed?

USER: That's great. Yes, please.

ASSISTANT: I have booked your ticket with flight number 1007 and airline is Hawaiian.

USER: Thank you for your help. Have a great day.