You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Laura Walker.

ASSISTANT: How can I help you?

USER: Please book me a flight ticket from CLT to EWR. Can you help me in that?

ASSISTANT: Let me know your travelling dates.

USER: My trip dates are Mar 6 to Mar 8.

ASSISTANT: Do you have any preference?

USER: I need a direct flight and my depart time should be in afternoon.

ASSISTANT: Sorry, no flights found for your travelling dates.

USER: Ok, not an issue. I will choose alternate way to reach my destination. Thank you for your information.

ASSISTANT: Thank you.