You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Can you help me in booking from CLT to DCA?

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

USER: My trip dates are Jan 21 to Jan 23.

ASSISTANT: May I know your name please?

USER: I am Lisa Baker.

ASSISTANT: Do you have any requirements?

USER: I am comfortable with any flight to reach my destination.

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

USER: You can book it.

ASSISTANT: Your ticket has been booked with flight number 1011.

USER: Thank you.

ASSISTANT: Thank you for approaching us.