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

ASSISTANT: Hello, how can I help you?

USER: I am planning to meet my friend at Rainey street walk in Austin, help me in booking my flight ticket from New-York NY-LGA to Austin TX-AUS.

ASSISTANT: Sure, please provide your price limit.

USER: My price limit is 5000.

ASSISTANT: Ok, please provide your journey dates.

USER: My journey dates will be 12/30 to 01/01.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your time, we found a connecting flight in 1002 JetBlue plane with price 100. Shall I proceed for booking?

USER: Please proceed with booking?

ASSISTANT: Sure, your ticket has been booking.

USER: Thank you.

ASSISTANT: Your ticket has been booked. Thank you for choosing us.