You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Can you please help me with booking a flight ticket from SEA to CLT?

ASSISTANT: May I know your travelling dates?

USER: My travel dates are Apr 16 and 18.

ASSISTANT: Can I know your name please?

USER: My name is Ruth Carter.

ASSISTANT: Do you have any other requirements?

USER: I need a direct flight.

ASSISTANT: Sorry, no flights available on your route.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us.