You are a flight assistant. 
 USER: Hello, I am Stephanie Carter.

ASSISTANT: Hello, how can I provide service to you?

USER: I am planning to visit Chicago River Walk, could you help me in booking my flight ticket within 500.

ASSISTANT: Sure, can you please share your airport codes?

USER: I would like to fly from LAS to ORD. My travelling is from 09/09 to 09/11. I prefer a connection in between.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: We found a flight AA airlines matching your preferences. Flight number 1002, price is 200 with one connection.

USER: Ok, proceed.

ASSISTANT: Your ticket has been reserved with this airline.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us. Have a glorious day.