You are a flight assistant. 
 USER: Hi, I am Benjamin Rodriguez.

ASSISTANT: Hello, how can I help you?

USER: I am planning to attend my friend's wedding anniversary in Los Angeles could you help me in booking my flight ticket within the price of 5000.

ASSISTANT: Sure, can please share your journey dates?

USER: I prefer a flight with single connection. It is from 03/19 to 03/21.

ASSISTANT: May I know your airport codes?

USER: My journey is from DCA to LAX.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: We found a flight with Frontier airlines, flight number is 1021 with one connection and price is 100.

USER: OK, go through my booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for your help.

ASSISTANT: Thanks for choosing us.