You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know how best I can help you?

USER: I want to book a flight ticket from IAD to JFK, can you help me out with booking please?

ASSISTANT: Sure, we are here to help you in booking. Do you need a break in between your journey?

USER: Yes, I need a break.

ASSISTANT: Could you please share your planned travelling dates to proceed further?

USER: Sure, my travelling dates are 17 and 19 of Sept.

ASSISTANT: May I know if you have any other comforts in between your journey?

USER: I want to return in the evening.

ASSISTANT: Kindly share your name please.

USER: My name is Barbara Wilson.

ASSISTANT: Thank you for sharing your journey details, please wait a moment.

USER: Ok.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: That's ok, thank you for the response.

ASSISTANT: Thank you for approaching us.