You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you at present?

USER: I am Charles Carter. I want to book a ticket from Chicago, ORD to Orlando, MCO. Can you help me to book a ticket?

ASSISTANT: Sure, let me know your travelling dates.

USER: My travelling dates are on 06/18 and 06/20.

ASSISTANT: Ok, please share your budget.

USER: My budget limit is 500.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for being patient, we found a flight in 1014 Frontier airline with a halt in economy class.

USER: You can proceed.

ASSISTANT: Sure, your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.