You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Katherine Adams. Can you please book me a ticket from ORD to CLT?

ASSISTANT: Sure, can you please share your budget for ticket?

USER: My budget is 1000.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a halt.

ASSISTANT: May I know when would like to travel?

USER: I would like to leave between 12/29 and 12/31.

ASSISTANT: Ok,  please hold a moment.

USER: Ok.

ASSISTANT: Thank you for your time, sorry, no flights found that route.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for availing us.