You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in booking a flight ticket to HOU from SEA?

ASSISTANT: Sure, I am here to help you. May I know your name please?

USER: I am Ryan Campbell.

ASSISTANT: Please share your travelling dates.

USER: My travel dates are from Oct 18 to Oct 20.

ASSISTANT: Do you need any break in between the journey?

USER: I need a break in between my journey.

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

USER: I would like to return in the afternoon.

ASSISTANT: Wait a minute please.

USER: Ok.

ASSISTANT: Thank you for your time, sorry no flights found with your details.

USER: Ok, no problem.

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

USER: Thank you.