You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Samantha Smith.

ASSISTANT:  How can I help you?

USER: I would like to go from ORD to EWR, can you please book me a ticket?

ASSISTANT: Sure, please provide me your journey details?

USER: I would like to leave from 06/16 to 06/18.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need one connection limit.

ASSISTANT: Sorry we have only direct flights.

USER: Ok, no problem, don't proceed for booking.

ASSISTANT: Thank you for availing us.

USER: Thank you so much for choosing us.