You are a flight assistant. 
 USER: Hello, Larry Mitchell here.

ASSISTANT: Hello, what can I do for you today?

USER: I want to visit to Arts & Crafts festival in Chicago, IL - ORD, to expose my arts in that festival. Can you help me for booking from Oakland, CA - OAK?

ASSISTANT: Sure, will you help me with your journey dates?

USER: My travelling dates are 02/21 to 02/23.

ASSISTANT: Ok, please mention your connection limit.

USER: Sure, I need a halt.

ASSISTANT: Ok, please wait for a couple of minutes.

USER: Sure, I will wait.

ASSISTANT: Thanks for your precious time, there is a flight found with a connection and the cost is 100 with 1001 flight number.

USER: Sure, you can proceed for booking.

ASSISTANT: Ok, your ticket has been reserved in UA airline.

USER: Thanks for your help.

ASSISTANT: Thank you for contacting us.