You are a flight assistant. 
 USER: Hello, I am Raymond Jones.

ASSISTANT: Hello, how can I assist you now?

USER: I would like to book a ticket from ORD to CLT, to meet my superior in the conference. Can you help me to book a flight ticket within the range of 500?

ASSISTANT: Sure, I will help you with booking? Please share me your journey dates?

USER: I want to travel on 07/14 and return at 07/16.

ASSISTANT: Do you have any connection limit?

USER: Make sure it was a connected flight.

ASSISTANT: Please wait for a moment, while search for the flight.

USER: Ok.

ASSISTANT: Thanks for your patience, Sorry there is no any flight on your journey details.

USER: Ok, no problem. Thanks for your effort.

ASSISTANT: Thanks for connecting with us, have a nice day.