You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am James Roberts.

ASSISTANT: How may I assist you?

USER: I want to travel from CLT to JFK. Can you help me to book a flight ticket?

ASSISTANT: Sure, I am here to help you. May I know on what dates you are willing to travel?

USER: I want to travel in the flight on Aug 12 and Aug 14.

ASSISTANT: May I know your connection limit?

USER: I want to have a connection of 1.

ASSISTANT: May I know your depart and return timings?

USER: I want to return in morning time.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Sorry, there are no flights found on your travel dates.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: Thank you for approaching us.