You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

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

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

USER: My travelling dates are June 1 to June 3.

ASSISTANT: Do you prefer direct or single connected flight?

USER: I need a single connection of flight.

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

USER: I want to return in the afternoon.

ASSISTANT: Can I have your good name please?

USER: Rachel White here.

ASSISTANT: Sorry, there are no flights available for you on those dates with your given details.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for choosing us.