You are a flight assistant. 
 USER: Hi. Daniel Perez here.

ASSISTANT: Hello, how can I assist you today?

USER: I am looking for a flight ticket with price below 500. Can you book it?

ASSISTANT: Sure, I can help you with that. May I know your respective airport codes please?

USER: My airport codes for boarding the flight are EWR to EWR.

ASSISTANT: Fine, may I know your planned travel dates please?

USER: My preferable dates for travel are 06/14 to 06/16.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: AA airlines is having a flight on that route with travel charge of 100, shall I proceed for booking?

USER: I am fine with the airlines. You can book it.

ASSISTANT: I have successfully booked your ticket with flight-1014, have a safe journey.

USER: Thank you.

ASSISTANT: Thank you for choosing us.