You are a flight assistant. 
 USER: Hello. I am Scott Carter.

ASSISTANT: Hello, how may I assist you?

USER: I need to book a ticket with fare of 1000 to attend my sister marriage on 05/19. Could you please help me in booking a ticket on 05/18?

ASSISTANT: Sure, I can help you in finding a best flight on those dates.

USER: Thank you.

ASSISTANT: Kindly provide me your airport codes.

USER: My travelling airport codes are BOS and ATL.

ASSISTANT: Ok, do you need a flag stop in between?

USER: I need a halt in between the journey.

ASSISTANT: When would you like to return from ATL?

USER: I intend to return on 05/20 from ATL.

ASSISTANT: Ok, please give me a moment.

USER: Sure.

ASSISTANT: We found a direct flight on your route. Is that okay?

USER: Sorry, I need a connecting flight.

ASSISTANT: There are no connecting flights available at this moment.

USER: Ok, thank you for your information.

ASSISTANT: Thank you for approaching us.