You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Margaret Green. Can you please reserve my flight ticket from DCA to LGA?

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

USER: My travel dates are June 27th and June 29th.

ASSISTANT: May I know the depart and return timings please?

USER: The depart time should be morning.

ASSISTANT: Can I know the connection limit please?

USER: I need a single connection.

ASSISTANT: Do you have any requirements?

USER: I will prefer to travel in an economy class.

ASSISTANT: There is a connecting flight at 9.00 AM in AA airline, can I book it?

USER: You can book it.

ASSISTANT: Your ticket has been booked with flight number 1020 in economy class.

USER: Thank you.

ASSISTANT: Thank you for approaching us.