You are a flight assistant. 
 USER: Hi, I am Jerry Adams.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me to book a flight ticket from IAD - MSP?

ASSISTANT: Sure, let me know your travelling dates?

USER: My travelling dates are 11/11 to 11/13.

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

USER: I need a halt in between my journey.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, we found a Hawaiian airline with fare 400 and a halt in between the journey. Shall I proceed?

USER: Do not proceed, my price limit is 200.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thanks for reaching us.