You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Joshua Anderson here, I want to reserve my ticket from OAK to LGA, can you please help me to book a ticket?

ASSISTANT: Sure, I'll help you in that. May I know your travel dates please?

USER: Sure, my dates of journey is from 11/15 to 11/17.

ASSISTANT: Do you have any other requirements?

USER: Yes, please make sure that the price limit is 500.

ASSISTANT: Ok, please be on hold.

USER: Ok, I will wait.

ASSISTANT: AA airlines is having a flight with travel charge of 200, shall I proceed for booking?

USER: Ok, you can book it.

ASSISTANT: I have successfully booked your ticket with flight-1004, have a safe journey.

USER: Thank you for your help in reserving my ticket.

ASSISTANT: Thank you for choosing us.