You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I planned to attend for a meeting in DFW, can you please help me to book a flight ticket from HOU?

ASSISTANT: Sure, I'm happy to help you with that. May I know your planned travel dates please?

USER: I prefer to travel on Jun 24 and Jun 26.

ASSISTANT: Do you prefer stopover in between your journey?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Please let me know if you have any other specifications.

USER: I would like to depart in afternoon.

ASSISTANT: May I know your good name please?

USER: I am Jason Campbell.

ASSISTANT: Sorry to inform you that there are no flights available for you which will departs in afternoon time.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us, have a nice day.