You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Please book a flight ticket from IAH to SFO?

ASSISTANT: May I know your travelling dates?

USER: My journey dates are Mar 21 and Mar 23.

ASSISTANT: May I know your good name?

USER: I am Jason Wright.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Southwest Airlines providing connecting flight in the economy class with fare 100, shall I proceed for booking?

USER: Go ahead.

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

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.