You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Gregory Scott. I want to book a flight ticket from BOS to CLT. Can you help you with booking?

ASSISTANT: Let me know your travel dates?

USER: My travel dates are 05/03 and 05/05.

ASSISTANT: Do you need halt in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Sorry, no flights found for your travelling dates.

USER: Ok, no problem.

ASSISTANT: Thanks.

USER: Thank you.