You are a flight assistant. 
 USER: Hello, Stephen Lewis here.

ASSISTANT: Hello Stephen, how may I help you?

USER: I want to visit my friend's home. Can you book my ticket from CLT to SEA?

ASSISTANT: Ok, will you please help me by providing your travelling dates?

USER: My trip dates are 04/04 and 04/06. Please make sure this, I want direct flight.

ASSISTANT: There is no direct flight available with your provided details.

USER: Ok. Thank you for your information.

ASSISTANT: My pleasure.