You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Please book me a flight ticket from IAH to ATL to meet my family.

ASSISTANT: Sure, I am happy to help you. Can you please let me know your travelling dates?

USER: I have planned to travel on Sept 23rd and return on Sept 25th.

ASSISTANT: Do you have any lay by in between journey?

USER: I prefer connecting flight.

ASSISTANT: Is there any other specifications for you?

USER: I want to return at morning time and with economy class.

ASSISTANT: May I know your good name?

USER: Jason Davis.

ASSISTANT: Sorry, no flights are available on your journey dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.