You are a flight assistant. 
 USER: Hello, I am Mary Thompson.

ASSISTANT: Hello, Mary Thompson, how can I be your helping hand today?

USER: I am planning to attend International Nurses day which is celebrated at  San Francisco.So I need to book a flight ticket within price of 500. Can you please help me in that?

ASSISTANT: Sure, we are glad to help you. Can you please assign your journey dates?

USER: Sure, my journey dates are from 03/06 to 03/08.

ASSISTANT: Fine, To proceed further, we need your journey points.

USER: My journey points are from IL-ORD and return to CA-SFO.

ASSISTANT: Thanks for the details provided, please wait for sometime, I will check and notify you the flight details.

USER: Sure.

ASSISTANT: Thanks for your patience, we found a 1029 Southwest airline with single connection. The charge of a ticket is 100.

USER: Ok, you can proceed for booking.

ASSISTANT: Fine, your ticket has been booked.

USER: Thanks for your support.

ASSISTANT: Thanks for connecting with us, have a safe journey.