You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Please help me to book a flight ticket from ORD to take a part in Trekking in Evans river at CLT.

ASSISTANT: Sure, can I know the travel dates please?

USER: Sure, I intend to start my journey on 07/04 and my return date will be on 07/06.

ASSISTANT: May I know your name please?

USER: I am Janet Young.

ASSISTANT: Do you have any requirements?

USER: No more requirements please.

ASSISTANT: There is a connecting flight in Southwest airline, can I book it?

USER: Everything is fine, you can proceed with the booking.

ASSISTANT: Your ticket has been booked with flight number 1004.

USER: Thank you for your support in booking.

ASSISTANT: Thank you for approaching us.