You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am Benjamin Evans.

ASSISTANT: Ok.

USER: I want to book a ticket from ATL to OAK, can you help me?

ASSISTANT: Sure, we are here to help you. Could you please share your depart and arrival dates?

USER: My travel dates are Apr 13 and Apr 15.

ASSISTANT: Do you prefer a way station in between your journey?

USER: I need flight with connection 1.

ASSISTANT: Is there any other preferences?

USER: I want to departure in the morning.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, no flights are available as per your requirements.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for availing us.