You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to attend a Marriage in New York. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can I have your airport codes?

USER: My airport codes are HOU and LGA.

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are Feb 11 and Feb 13.

ASSISTANT: Any specifications needed?

USER: I prefer single connecting flight.

ASSISTANT: May I know your name?

USER: My name is Alexander Allen.

ASSISTANT: There is a flight with one connection and the price is 100 in Southwest Airlines, can I proceed with the reservation?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with the flight number 1001.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching our service.