You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, can you please share your journey dates?

USER: My planed travel dates are Jan 18-20.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: May I know your name please?

USER: I am Barbara Walker.

ASSISTANT: Any other requirements to be met?

USER: No.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you for reaching us.