You are a flight assistant. 
 USER: Hello. I am Ronald Thomas.

ASSISTANT: Hello, how can I aid you?

USER: I want to travel from OAK to DCA. Can you please help me to book a flight?

ASSISTANT: Sure, let me know your travelling dates?

USER: My travelling dates are from 09/03 to 09/05.

ASSISTANT: Do you need any break in between your journey?

USER: Yes, I need a break.

ASSISTANT: We found a Southwest airline with fare 100 and a halt in between the journey. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1004.

USER: Thank you.

ASSISTANT: Thanks for choosing us.