You are a flight assistant. 
 USER: Hello,. I am Dennis KIng.

ASSISTANT: Hello, how can I oblige you?

USER: I want to book a flight ticket on 08/18 and Return on 08/20.

ASSISTANT: Ok.

USER: Please help me out.

ASSISTANT: Sure. Can I have your airport codes please?

USER: My airport codes are from HOU to LGA.

ASSISTANT: Do you need lay by in between your journey?

USER: I need a single connection within my journey.

ASSISTANT: Please, wait for a while.

USER: Ok.

ASSISTANT: Thank you for being patience, there is a flight available with SouthWest airline, flight number 1018 with fare 200 and a lay by.

USER: Please go with booking.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.