You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please book me a flight ticket from SEA to HOU to meet my family?

ASSISTANT: Sure, I can help you with that. May I know your travel dates please?

USER: I have planned to travel on Aug 13th and return on Aug 15th.

ASSISTANT: Do you need break in between your journey?

USER: Yes, I like one connecting flight.

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

USER: Sorry, I have changed my option to direct flight.

ASSISTANT: Ok, may I know your good name please?

USER: Ashley Garcia.

ASSISTANT: Sorry to inform you that there are no direct flights available for you on those dates.

USER: Ok, please book it.

ASSISTANT: I said there are no flights available on those dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.