You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me in booking from MCO to IAD, as there is a seminar to attend in Washington?

ASSISTANT: Do you have any airline preferences?

USER: I prefer a normal-cost airline.

ASSISTANT: Sure, can I know your preferable dates?

USER: My trip dates are Dec 6 to Dec 8.

ASSISTANT: Are you fine with connecting flight?

USER: I need a connecting flight.

ASSISTANT: Do you have any requirements?

USER: No.

ASSISTANT: May I know your name?

USER: I am Laura King.

ASSISTANT: There is a connecting flight 1007 of Delta airlines, can I proceed?

USER: You can reserve it.

ASSISTANT: Your booking is done in economy class.

USER: Thank you.

ASSISTANT: Welcome.