You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you today?

USER: Matthew Anderson here. I want to travel from Detroit to Austin for attending my cousins wedding. So, please help me with booking a flight ticket on 07/29.

ASSISTANT: Sure, can you please provide your travelling points?

USER: Source is MI - DTW, and destination is TX - AUS.

ASSISTANT: May I know your return date please?

USER: Return date 07/31.

ASSISTANT: Do you have any specifications?

USER: I need a flight ticket under 5000 price.

ASSISTANT: Please wait for a while, I will check and get back to you?

USER: I want connecting flight to Austin. Sure.

ASSISTANT: We found a flight with Hawaiian airlines, flight number is 1000 with one connection and price is 100. Shall I proceed?

USER: Okay, please book a flight ticket.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thanks for your service. Thanks for choosing us.