You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Linda Edwards. I am planning to go for my fiend's weeding shopping at Washington, IAD. Can you please book a ticket from ORD?

ASSISTANT: Sure, could you please let me know your price limit?

USER: Price limit is 500.

ASSISTANT: Help me with your journey dates.

USER: Journey dates are 07/03 to 07/05.

ASSISTANT: Thanks for the details. Spirit airline flight available with fare 100 and single connection. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed with 1010 number.

USER: Thank you.

ASSISTANT: Thank you.