You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you help me in booking a flight ticket from LGA to DFW?

ASSISTANT: Sure, can I know your trip dates please?

USER: I want to travel on 05/20, and return on 05/22.

ASSISTANT: May I know your name please?

USER: I am Stephen Mitchell.

ASSISTANT: Can I know the connection limit please?

USER: I need a single connection.

ASSISTANT: Do you have any requirements?

USER: No.

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

USER: Proceed with the booking.

ASSISTANT: Your ticket has been booked with flight number 1000.

USER: Thanks for the assistance.

ASSISTANT: Thank you for approaching us.